World Wide Stationery Mfg. Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for World Wide Stationery Mfg. Co., Ltd..The latest application filed is for "hanger bar".
Company Profile
4.69.80
Trademarks
- World Wide Stationery Mfg. Co., Ltd. - Kwai Chung, New Territory CN
- World Wide Stationery Mfg. Co., Ltd. - Hong Kong N/A CN
- World Wide Stationery Mfg. Co., Ltd. - Kwai Chung New Territories HK
- World Wide Stationery Mfg. Co., Ltd. - Kwai Chung, New Territory, Hong Kong N/A CN
- World Wide Stationery Mfg. Co., Ltd. - CN CN
- World Wide Stationery Mfg. CO., Ltd - Kwai Chung CN
- WORLD WIDE STATIONERY MFG. CO., LTD. - 19/F., Koon Wah Mirrors Factory 3rd Industrial B Hong Kong CN
- WORLD WIDE STATIONERY MFG. CO., LTD. - 19/F., Koon Wah Mirrors Factory, 3rd Ind. Bldg. Hong Kong CN
- World Wide Stationery Mfg. Co., Ltd. -
- World Wide Stationery Mfg. Co., Ltd. - New Territories HK
Trademarks
Patent Activity
| Patent | Date |
|---|---|
| Hanger Bar App 20210177140 - To; Chun Yuen | 2021-06-17 |
| Notebook Hanger App 20210162796 - To; Chun Yuen | 2021-06-03 |
| Ring binder mechanism Grant 10,532,599 - Ng , et al. Ja | 2020-01-14 |
| Ring binder mechanism Grant 10,532,598 - Ng , et al. Ja | 2020-01-14 |
| Ring binder mechanism Grant 10,369,833 - Huang , et al. | 2019-08-06 |
| Lever for a ring binder mechanism Grant 10,173,458 - Lin J | 2019-01-08 |
| Ring for ring binder mechanism Grant 10,118,431 - To November 6, 2 | 2018-11-06 |
| Ring binder with interlocking ring members Grant 9,895,922 - To February 20, 2 | 2018-02-20 |
| Ring Binder Having Interlocking Ring Tips App 20170291446 - To; Chun Yuen | 2017-10-12 |
| Ring binder mechanism Grant 9,751,356 - Pi , et al. September 5, 2 | 2017-09-05 |
| Ring Binder Mechanism App 20170203603 - Ng; Wing Yiu ; et al. | 2017-07-20 |
| Lever For A Ring Binder Mechanism App 20170197453 - Lin; Chun H. | 2017-07-13 |
| Ring binder mechanism Grant 9,688,091 - To , et al. June 27, 2 | 2017-06-27 |
| Ring binder mechanism Grant 9,676,222 - Lin June 13, 2 | 2017-06-13 |
| Ring binder mechanism having snap-in ring members Grant 9,656,507 - To May 23, 2 | 2017-05-23 |
| Ring mechanism having elliptical cross sectional ring members Grant D783,092 - To April 4, 2 | 2017-04-04 |
| Ring binder mechanism Grant 9,522,561 - To December 20, 2 | 2016-12-20 |
| Ring binder mechanism Grant 9,511,617 - Cheng December 6, 2 | 2016-12-06 |
| Self-locking actuator for ring binder mechanism Grant 9,469,149 - Huang October 18, 2 | 2016-10-18 |
| Ring Binder With Interlocking Ring Members App 20160229216 - TO; Chun Yuen | 2016-08-11 |
| Ring Binder Mechanism App 20160059614 - Lin; Chun H. | 2016-03-03 |
| Lever for a ring binder mechanism Grant 9,180,721 - Lin November 10, 2 | 2015-11-10 |
| Ring Binder Mechanism App 20150246572 - Ng; Wing Yiu ; et al. | 2015-09-03 |
| Ring Binder Mechanism App 20150231914 - Huang; Ming Hua ; et al. | 2015-08-20 |
| Elliptical cross sectional ring member for a ring mechanism Grant D735,808 - To August 4, 2 | 2015-08-04 |
| Ring binder mechanism Grant 9,044,994 - Ng , et al. June 2, 2 | 2015-06-02 |
| Ring binder mechanism having dual time buffer actuator Grant 9,033,608 - Huang , et al. May 19, 2 | 2015-05-19 |
| Ring Binder Mechanism App 20150117934 - Cheng; Kei | 2015-04-30 |
| Low-profile Ring Binder Mechanism App 20150104237 - To; Chen Yuen | 2015-04-16 |
| Ring Binder Mechanism With Self-locking Actuator App 20150071699 - Huang; Ming Hua | 2015-03-12 |
| Ring Binder Mechanism App 20150063896 - To; Chen Yuen | 2015-03-05 |
| Ring Binder Mechanism App 20140363216 - Pi; Jn Biao ; et al. | 2014-12-11 |
| Ring binder mechanism having unitary structure Grant 8,899,864 - To December 2, 2 | 2014-12-02 |
| Ring binder mechanism having retaining system on ring members Grant 8,899,865 - To December 2, 2 | 2014-12-02 |
| Lever For A Ring Binder Mechanism App 20140341633 - Lin; Chun H. | 2014-11-20 |
| Lever for a ring binder mechanism Grant 8,814,458 - Lin August 26, 2 | 2014-08-26 |
| Ring Mechanism Having Robust Low-profile Housing App 20130236233 - LUI; Zhu Gui | 2013-09-12 |
| Ring Binder Mechanism App 20120230755 - Ng; Wing Yiu ; et al. | 2012-09-13 |
| Ring binder mechanism Grant 8,186,899 - Ng , et al. May 29, 2 | 2012-05-29 |
| Actuator for a ring binder mechanism Grant 8,162,556 - Cheng , et al. April 24, 2 | 2012-04-24 |
| Ring binder mechanism with polymeric housing and actuator Grant 8,147,160 - To , et al. April 3, 2 | 2012-04-03 |
| Ring Binder Mechanism App 20120051830 - Pi; Jn Biao ; et al. | 2012-03-01 |
| Ring binder mechanism Grant 8,052,343 - Zhang , et al. November 8, 2 | 2011-11-08 |
| Ring binder mechanism Grant 8,047,737 - Pi , et al. November 1, 2 | 2011-11-01 |
| Ready lock ring binder mechanism Grant 8,038,361 - Cheng , et al. October 18, 2 | 2011-10-18 |
| Soft close ring binder mechanism Grant 8,002,488 - Cheng August 23, 2 | 2011-08-23 |
| Ring Binder Mechanism Having Dual Time Buffer Actuator App 20110170942 - Huang; Ming Hua ; et al. | 2011-07-14 |
| Lever for a ring binder mechanism Grant 7,950,867 - Lin May 31, 2 | 2011-05-31 |
| Ring binder mechanism with polymeric housing Grant 7,950,866 - To , et al. May 31, 2 | 2011-05-31 |
| Ready Lock Ring Binder Mechanism App 20110110703 - Cheng; Hung Yu ; et al. | 2011-05-12 |
| Ring Binder Mechanism App 20110085846 - Cheng; Hung Yu ; et al. | 2011-04-14 |
| Ready lock ring binder mechanism Grant 7,891,901 - Cheng , et al. February 22, 2 | 2011-02-22 |
| Ring Mechanism Having Guide For Travel Bar App 20110020053 - Cheng; Hung Y. | 2011-01-27 |
| Ring Binder Mechanism App 20100284729 - To; Chun Yuen ; et al. | 2010-11-11 |
| Travel bar for use with a ring mechanism Grant 7,828,491 - Cheng November 9, 2 | 2010-11-09 |
| Ring Binder Mechanism App 20100278583 - Cheng; Hung Yu | 2010-11-04 |
| Rectilinear binder ring Grant RE41,852 - To October 26, 2 | 2010-10-26 |
| Ring binder mechanism Grant 7,819,602 - To , et al. October 26, 2 | 2010-10-26 |
| Ring Binder Mechanism App 20100232867 - Ng; Wing Yiu ; et al. | 2010-09-16 |
| Dual lever ring mechanism with rectilinear binder rings Grant D622,316 - To August 24, 2 | 2010-08-24 |
| Ring binder mechanism Grant 7,762,734 - Cheng July 27, 2 | 2010-07-27 |
| Ring mechanism biased to closed and locked position Grant 7,758,271 - Cheng July 20, 2 | 2010-07-20 |
| Lever For A Ring Binder Mechanism App 20100166491 - Lin; Chun H. | 2010-07-01 |
| Actuator For A Ring Binder Mechanism App 20100166490 - CHENG; Ho Ping ; et al. | 2010-07-01 |
| Ready lock ring binder mechanism Grant 7,744,300 - Cheng , et al. June 29, 2 | 2010-06-29 |
| Ring binder mechanism Grant 7,731,441 - Ng , et al. June 8, 2 | 2010-06-08 |
| Ring binder mechanism Grant 7,726,897 - To , et al. June 1, 2 | 2010-06-01 |
| Single lever ring mechanism having rectilinear binder rings Grant D616,934 - To June 1, 2 | 2010-06-01 |
| Push button ring mechanism having rectilinear binder rings Grant D616,023 - To May 18, 2 | 2010-05-18 |
| Lever For A Ring Binder Mechanism App 20100054850 - Lin; Chun H. | 2010-03-04 |
| Ring mechanism with spring biased travel bar Grant 7,665,926 - Cheng February 23, 2 | 2010-02-23 |
| Lever for a ring binder mechanism Grant 7,661,899 - Lin February 16, 2 | 2010-02-16 |
| Ring binder mechanism having blocking device Grant 7,654,764 - To February 2, 2 | 2010-02-02 |
| Ring binder mechanism Grant 7,648,302 - Zhang , et al. January 19, 2 | 2010-01-19 |
| Ring Mechanism Having Fold-down Rings App 20100003070 - CHENG; Hung Yu | 2010-01-07 |
| Ring Binder Mechanism App 20090274508 - Zhang; Ze Yu ; et al. | 2009-11-05 |
| Ring Binder Mechanism With Sliding Hinge Plate App 20090274509 - Liu; Zhong Bin ; et al. | 2009-11-05 |
| Ring binder mechanism with sliding hinge plate Grant 7,600,939 - Liu , et al. October 13, 2 | 2009-10-13 |
| Positive lock ring binder mechanism Grant 7,597,498 - Cheng October 6, 2 | 2009-10-06 |
| Ring Mechanism Biased To Closed And Locked Position App 20090169287 - Cheng; Hung Yu | 2009-07-02 |
| Ready lock ring binder mechanism Grant 7,549,817 - Cheng , et al. June 23, 2 | 2009-06-23 |
| Ring mechanism biased to closed and locked position Grant 7,534,064 - Cheng May 19, 2 | 2009-05-19 |
| Ring Binder Mechanism with Pen Holder App 20090116896 - To; Chun Yuen | 2009-05-07 |
| Ring Binder Mechanism With Polymeric Housing And Actuator App 20090110470 - TO; Chun Yuen ; et al. | 2009-04-30 |
| Ring binder mechanism having slide connector Grant 7,513,708 - Cheng , et al. April 7, 2 | 2009-04-07 |
| Support Stand For Structures That Hold Pages And Methods Of Using The Same App 20090072113 - To; Chun Yuen ; et al. | 2009-03-19 |
| Ring Binder Mechanism With Polymeric Housing App 20090060630 - To; Chun Yuen ; et al. | 2009-03-05 |
| Ring Binder Mechanism With Polymeric Housing And Travel Bar App 20090060631 - To; Chun Yuen ; et al. | 2009-03-05 |
| Ready Lock Ring Binder Mechanism App 20090041532 - Cheng; Hung Yu ; et al. | 2009-02-12 |
| Ring Binder Mechanism with Plastic Housing and Locking Structure App 20090035053 - Pi; Jin Biao ; et al. | 2009-02-05 |
| Rectilinear binder ring Grant D585,935 - To February 3, 2 | 2009-02-03 |
| Page Turning Assist Device with a Holder App 20080298880 - To; Chun Yuen | 2008-12-04 |
| Ring Binder Kit and Fastening System App 20080298883 - Cheng; Hung Yu | 2008-12-04 |
| Ring Binder Mechanism Having Blocking Device App 20080286035 - To; Chun On | 2008-11-20 |
| Hangable ring mechanism Grant 7,445,396 - Cheng November 4, 2 | 2008-11-04 |
| Ring Binder Mechanism App 20080267691 - Cheng; Hung Yu | 2008-10-30 |
| Ring Binder Mechanism having Plastic Housing App 20080199246 - To; Chun Yuen ; et al. | 2008-08-21 |
| Ring Binder Mechanism App 20080175652 - Cheng; Hung Yu ; et al. | 2008-07-24 |
| Ring Binder Mechanism with Transverse Actuator App 20080175651 - Cheng; Hung Yu | 2008-07-24 |
| Hangable Ring Mechanism App 20080170905 - Cheng; Hung Yu | 2008-07-17 |
| Ring Binder Mechanism App 20080124166 - Zhang; Ze Yu ; et al. | 2008-05-29 |
| Ring Binder Mechanism with a Sliding Hinge Plate App 20080080925 - Cheng; Hung Yu | 2008-04-03 |
| Ring Binder Mechanism With Sliding Hinge Plate App 20080080926 - Liu; Zhong Bin ; et al. | 2008-04-03 |
| Ring Binder Mechanism App 20080075527 - Pi; Jn Biao ; et al. | 2008-03-27 |
| Ring Binder Mechanism App 20080075526 - Ng; Wing Yiu ; et al. | 2008-03-27 |
| Ring Binder Mechanism App 20080050171 - Cheng; Hung Yu ; et al. | 2008-02-28 |
| Ring for Ring Binder Mechanism App 20080008519 - To; Chun Yuen | 2008-01-10 |
| Method of Manufacturing a Ring Mechanism App 20070283542 - Cheng; Hung Yu | 2007-12-13 |
| Fastening System App 20070223990 - Li; Shan J. ; et al. | 2007-09-27 |
| Ring Binder Mechanism App 20070160415 - To; Chun Yuen ; et al. | 2007-07-12 |
| Positive Lock Ring Binder Mechanism App 20070160416 - Cheng; Hung Yu | 2007-07-12 |
| Lever for a Ring Binder Mechanism App 20070140778 - Lin; Chun H. | 2007-06-21 |
| Ring Binder Mechanism App 20070140779 - Cheng; Hung Yu | 2007-06-21 |
| Ring binder mechanism with operating lever and travel bar App 20070086836 - Cheng; Hung Yu | 2007-04-19 |
| Ring binder having a clip App 20070048077 - Cheng; Hung Yu ; et al. | 2007-03-01 |
| Ring Binder Having A Clip App 20070048080 - Cheng; Hung Yu | 2007-03-01 |
| Ring binder having a clip App 20070048078 - Cheng; Hung Yu | 2007-03-01 |
| Ring binder mechanism App 20070048072 - To; Chun Yuen ; et al. | 2007-03-01 |
| Fastening system for a ring binder mechanism App 20070048071 - Li; Shan Jun ; et al. | 2007-03-01 |
| Ring binder having a clip App 20070048079 - Ng; Wing Yiu | 2007-03-01 |
| Ring mechanism with spring biased travel bar App 20060251468 - Cheng; Ho Ping | 2006-11-09 |
| Lever for a ring binder mechanism App 20060216107 - Lin; Chun H. | 2006-09-28 |
| Ring mechanism with collapsible ring members App 20060153630 - Cheng; Hung Yu | 2006-07-13 |
| Lever for a ring mechanism App 20060147254 - Cheng; Hung Y. | 2006-07-06 |
| Ring binder mechanism spring biased to a locked position App 20060147255 - Cheng; Hung Yu | 2006-07-06 |
| Ring binder mechanism spring biased to a locked position when ring members close App 20060147253 - Cheng; Hung Yu | 2006-07-06 |
| Ring binder mechanism App 20060024124 - Cheng; Hung Yu | 2006-02-02 |
| Interlocking ring tip formations for paired ring members of a ring binder mechanism App 20050271459 - To, Chun Y. ; et al. | 2005-12-08 |
| Intermediate connector for a ring binder mechanism App 20050232689 - Cheng, Hung Yu | 2005-10-20 |
| Ready lock ring binder mechanism App 20050013654 - Cheng, Hung Yu ; et al. | 2005-01-20 |
| Ring binder having actuating lever with cushion member Grant 6,474,897 - To November 5, 2 | 2002-11-05 |
| Ring binder having actuating lever with cushion member Grant 6,467,984 - To October 22, 2 | 2002-10-22 |
| Ring binder having actuating lever with cushion member Grant 6,364,558 - To April 2, 2 | 2002-04-02 |
| Ring binder Grant D434,071 - To November 21, 2 | 2000-11-21 |
| Ring binder Grant D426,571 - To June 13, 2 | 2000-06-13 |
| Assembling and disassembling device for ring binders Grant 5,924,811 - To , et al. July 20, 1 | 1999-07-20 |
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