Chan; John Geoffrey
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chan; John Geoffrey.The latest application filed is for "filament having unique tip and surface characteristics".
Company Profile
1.33.56
- Chan; John Geoffrey - Maineville OH
- Chan; John Geoffrey - Loveland OH
- Chan; John Geoffrey - City Maineville OH
- Chan; John Geoffrey - Guangzhou CN
- Chan; John Geoffrey - Beijing CN
Patent Activity
| Patent | Date |
|---|---|
| Filament having unique tip and surface characteristics Grant 10,292,488 - Chan , et al. | 2019-05-21 |
| Filament Having Unique Tip And Surface Characteristics App 20180249819 - CHAN; John Geoffrey ; et al. | 2018-09-06 |
| Filament having unique tip and surface characteristics Grant 9,986,820 - Chan , et al. June 5, 2 | 2018-06-05 |
| Process for making filament having unique tip and surface characteristics Grant 9,340,903 - Chan , et al. May 17, 2 | 2016-05-17 |
| Process For Making Filament Having Unique Tip And Surface Characteristics App 20150361590 - CHAN; John Geoffrey ; et al. | 2015-12-17 |
| Filament Having Unique Tip And Surface Characteristics App 20150359326 - CHAN; John Geoffrey ; et al. | 2015-12-17 |
| Electric toothbrushes Grant 8,955,186 - Chan , et al. February 17, 2 | 2015-02-17 |
| Electric Toothbrushes App 20140109327 - Chan; John Geoffrey ; et al. | 2014-04-24 |
| Multi-chamber material dispensing system and method for making same Grant 8,631,970 - Chan , et al. January 21, 2 | 2014-01-21 |
| Electric toothbrushes Grant 8,584,299 - Chan , et al. November 19, 2 | 2013-11-19 |
| Valve and dispenser comprising same Grant 8,511,522 - Chan , et al. August 20, 2 | 2013-08-20 |
| Material dispensing system and method for making same Grant 8,454,882 - Chan , et al. June 4, 2 | 2013-06-04 |
| Electric toothbrushes Grant 8,096,011 - Chan January 17, 2 | 2012-01-17 |
| Toothbrush App 20110265276 - Chan; John Geoffrey ; et al. | 2011-11-03 |
| Plug And Valve System App 20110259923 - Chan; John Geoffrey ; et al. | 2011-10-27 |
| Plug And Valve System App 20110260082 - Chan; John Geoffrey ; et al. | 2011-10-27 |
| Device For Dispensing A Personal Care Product App 20110259359 - Groh; David Matthew ; et al. | 2011-10-27 |
| Electric toothbrushes App 20110185520 - Chan; John Geoffrey ; et al. | 2011-08-04 |
| Electric Toothbrushes App 20110083287 - Chan; John Geoffrey | 2011-04-14 |
| Electric toothbrushes Grant 7,861,348 - Chan January 4, 2 | 2011-01-04 |
| Toothbrush with severable electrical connections Grant 7,845,039 - Chan , et al. December 7, 2 | 2010-12-07 |
| Electric toothbrush comprising an electrically powered element Grant 7,748,070 - Chan , et al. July 6, 2 | 2010-07-06 |
| Valve And Dispenser Comprising Same App 20100133301 - Chan; John Geoffrey ; et al. | 2010-06-03 |
| Multi-chamber Material Dispensing System And Method For Making Same App 20100133294 - CHAN; John Geoffrey ; et al. | 2010-06-03 |
| Material Dispensing System And Method For Making Same App 20100133295 - Chan; John Geoffrey ; et al. | 2010-06-03 |
| Electric Toothbrushes App 20100132141 - Chan; John Geoffrey ; et al. | 2010-06-03 |
| Electric toothbrushes App 20090044357 - Chan; John Geoffrey ; et al. | 2009-02-19 |
| Electric toothbrushes App 20090025162 - Chan; John Geoffrey ; et al. | 2009-01-29 |
| Electric Toothbrush Comprising An Electrically Powered Element App 20080301890 - Chan; John Geoffrey ; et al. | 2008-12-11 |
| Modular electric toothbrushes App 20080271271 - Chan; John Geoffrey | 2008-11-06 |
| Electric toothbrushes Grant 7,421,753 - Chan , et al. September 9, 2 | 2008-09-09 |
| Electric toothbrush having a flexible drive shaft Grant 7,398,575 - Chan July 15, 2 | 2008-07-15 |
| Modular electric toothbrushes Grant 7,356,866 - Chan April 15, 2 | 2008-04-15 |
| Illuminated electric toothbrushes and methods of use App 20080072389 - Ghosh; Chanchal Kumar ; et al. | 2008-03-27 |
| Head portion of a toothbrush Grant D563,106 - Chan , et al. March 4, 2 | 2008-03-04 |
| Toothbrush head Grant D561,475 - Wang , et al. February 12, 2 | 2008-02-12 |
| Electric toothbrushes having movable, intermittently movable, and fixed bristles Grant 7,322,066 - Ping , et al. January 29, 2 | 2008-01-29 |
| Set of bristles for an electric toothbrush Grant D558,455 - Chan , et al. January 1, 2 | 2008-01-01 |
| Illuminated electric toothbrushes emitting high luminous intensity toothbrush App 20070298371 - Pinyayev; Aleksey Mikhailovich ; et al. | 2007-12-27 |
| Illuminated electric toothbrushes emitting high luminous intensity toothbrush App 20070298370 - Pinyayev; Aleksey Mikhailovich ; et al. | 2007-12-27 |
| Illuminated electric toothbrushes emitting high luminous intensity toothbrush App 20070298372 - Pinyayev; Aleksey Mikhailovich ; et al. | 2007-12-27 |
| Electric toothbrushes App 20070130705 - Chan; John Geoffrey ; et al. | 2007-06-14 |
| Electric toothbrush housing design Grant 7,228,583 - Chan , et al. June 12, 2 | 2007-06-12 |
| Multi-motion toothbrush Grant 7,225,494 - Chan , et al. June 5, 2 | 2007-06-05 |
| Head portion of a toothbrush Grant D536,876 - Chan , et al. February 20, 2 | 2007-02-20 |
| Illuminated electric toothbrushes and methods of use App 20060257822 - Ghosh; Chanchal Kumar ; et al. | 2006-11-16 |
| Electric toothbrushes App 20060185105 - Chan; John Geoffrey ; et al. | 2006-08-24 |
| Electric toothbrushes App 20060156495 - Chan; John Geoffrey ; et al. | 2006-07-20 |
| Toothbrushes with a replaceable head having a threaded connection App 20060137117 - Chan; John Geoffrey | 2006-06-29 |
| Electric toothbrushes App 20060117505 - Chan; John Geoffrey | 2006-06-08 |
| Electric toothbrush comprising elastomer App 20060064827 - Chan; John Geoffrey | 2006-03-30 |
| Electric toothbrushes App 20060048315 - Chan; John Geoffrey ; et al. | 2006-03-09 |
| Bristle carrier for electric toothbrush Grant D515,318 - Chan , et al. February 21, 2 | 2006-02-21 |
| Flexible brush comprising a mixture of polymers Grant 6,988,292 - Wang , et al. January 24, 2 | 2006-01-24 |
| Electric toothbrush App 20050278874 - Blaustein, Lawrence A. ; et al. | 2005-12-22 |
| Electric toothbrushes App 20050273952 - Chan, John Geoffrey ; et al. | 2005-12-15 |
| Toothbrushes with a replaceable head having a threaded connection App 20050273953 - Chan, John Geoffrey | 2005-12-15 |
| Electric toothbrushes having flexible necks Grant 6,948,209 - Chan September 27, 2 | 2005-09-27 |
| Electric toothbrush having a flexible drive shaft App 20050177962 - Chan, John Geoffrey | 2005-08-18 |
| Electric toothbrush App 20050155167 - Gall, Douglas A. ; et al. | 2005-07-21 |
| Uniform dispensing, multi-chambered tube comprising a flow regulating element Grant 6,877,638 - Chan , et al. April 12, 2 | 2005-04-12 |
| Electric toothbrushes and replaceable components App 20050066459 - Pinyayev, Aleksey Mikhailovich ; et al. | 2005-03-31 |
| Electric toothbrush comprising an electrically powered element App 20050050659 - Chan, John Geoffrey ; et al. | 2005-03-10 |
| Toothbrush with severable electrical connections App 20050050658 - Chan, John Geoffrey ; et al. | 2005-03-10 |
| Illuminated electric toothbrushes emitting high luminous intensity toothbrush App 20050053895 - Pinyayev, Aleksey Mikhailovich ; et al. | 2005-03-10 |
| Illuminated electric toothbrushes emitting high luminous intensity toothbrush App 20050053896 - Pinyayev, Aleksey Mikhailovich ; et al. | 2005-03-10 |
| Illuminated electric toothbrushes and methods of use App 20050053898 - Ghosh, Chanchal Kumar ; et al. | 2005-03-10 |
| Modular electric toothbrushes App 20050022323 - Chan, John Geoffrey | 2005-02-03 |
| Multi-chambered, uniform dispensing tube Grant 6,845,884 - Chan , et al. January 25, 2 | 2005-01-25 |
| Electric toothbrushes having movable, intermittently movable, and fixed bristles App 20050011024 - Ping, Wang ; et al. | 2005-01-20 |
| Electric toothbrushes App 20050000043 - Chan, John Geoffrey ; et al. | 2005-01-06 |
| Electric toothbrush Grant D499,884 - Chan , et al. December 21, 2 | 2004-12-21 |
| Electric toothbrushes App 20040200016 - Chan, John Geoffrey ; et al. | 2004-10-14 |
| Electric toothbrushes App 20040177458 - Chan, John Geoffrey ; et al. | 2004-09-16 |
| Multi-chambered, uniform dispensing tube App 20040173632 - Chan, John Geoffrey ; et al. | 2004-09-09 |
| Toothbrushes with a replaceable head having a threaded connection App 20040134001 - Chan, John Geoffrey | 2004-07-15 |
| Electric toothbrushes having flexible necks App 20040128780 - Chan, John Geoffrey | 2004-07-08 |
| Electric toothbrush housing design App 20040128779 - Chan, John Geoffrey ; et al. | 2004-07-08 |
| Electric toothbrushes App 20040107521 - Chan, John Geoffrey ; et al. | 2004-06-10 |
| High efficiency electric toothbrush App 20030226223 - Chan, John Geoffrey | 2003-12-11 |
| Uniform dispensing, multi-chambered tube comprising a flow regulating element App 20030106905 - Chan, John Geoffrey ; et al. | 2003-06-12 |
| Multi-chambered, uniform dispensing tube App 20030106903 - Chan, John Geoffrey ; et al. | 2003-06-12 |
| Multi-motion toothbrush App 20030084528 - Chan, John Geoffrey ; et al. | 2003-05-08 |
| Toothbrush head Grant D461,959 - Chan , et al. August 27, 2 | 2002-08-27 |
| Disposable Pull-on Garment Having Improved Tear Open Handling After Soil App 20020032427 - SCHMITZ, CHRISTOPH JOHANN ; et al. | 2002-03-14 |
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