Lang; Weihong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lang; Weihong.The latest application filed is for "silicone hydrogel contact lenses".
Company Profile
9.17.40
- Lang; Weihong - Suwanee GA
- Lang; Weihong - Niskayuna NY
- Lang; Weihong - Amston CT
- Lang; Weihong - Penfield NY
- Lang; Weihong - US
Patent Activity
| Patent | Date |
|---|---|
| Method for preparing silicone hydrogels Grant 11,433,629 - Lang , et al. September 6, 2 | 2022-09-06 |
| Silicone Hydrogel Contact Lenses App 20220275154 - Zhang; Steve Yun ; et al. | 2022-09-01 |
| Method for making silicone hydrogel contact lenses Grant 11,427,685 - Wu , et al. August 30, 2 | 2022-08-30 |
| Silicone hydrogel contact lenses Grant 11,365,288 - Zhang , et al. June 21, 2 | 2022-06-21 |
| Silicone hydrogel contact lenses Grant 11,346,982 - Wu , et al. May 31, 2 | 2022-05-31 |
| Photochromic Polydiorganosiloxane Vinylic Crosslinkers App 20210284806 - Chang; Yuan ; et al. | 2021-09-16 |
| Photochromic Polydiorganosiloxane Vinylic Crosslinkers App 20210284778 - Chang; Yuan ; et al. | 2021-09-16 |
| Silicone hydrogel contact lenses Grant 10,968,319 - Zhang , et al. April 6, 2 | 2021-04-06 |
| Contact lenses with a lubricious coating thereon Grant 10,962,803 - Zhang , et al. March 30, 2 | 2021-03-30 |
| Silicone Hydrogel Contact Lenses App 20210009762 - Zhang; Steve Yun ; et al. | 2021-01-14 |
| Silicone Hydrogel Contact Lenses App 20210011197 - Wu; Daqing ; et al. | 2021-01-14 |
| Silicone hydrogel contact lenses Grant 10,875,967 - Zhang , et al. December 29, 2 | 2020-12-29 |
| Silicone hydrogel contact lenses Grant 10,866,344 - Wu , et al. December 15, 2 | 2020-12-15 |
| Method For Producing Photochromic Contact Lenses App 20200362082 - Lang; Weihong ; et al. | 2020-11-19 |
| Method For Preparing Silicone Hydrogels App 20190366658 - Lang; Weihong ; et al. | 2019-12-05 |
| Method For Making Silicone Hydrogel Contact Lenses App 20190300654 - Wu; Daqing ; et al. | 2019-10-03 |
| Silicone Hydrogel Contact Lenses App 20190263971 - Zhang; Steve Yun ; et al. | 2019-08-29 |
| Contact Lenses With A Lubricious Coating Thereon App 20190235277 - Zhang; Steve Yun ; et al. | 2019-08-01 |
| Silicone Hydrogel Contact Lenses App 20180356562 - Wu; Daqing ; et al. | 2018-12-13 |
| Silicone Hydrogel Contact Lenses App 20180355112 - Zhang; Steve Yun ; et al. | 2018-12-13 |
| Water soluble silicone material Grant 10,118,994 - Lang , et al. November 6, 2 | 2018-11-06 |
| Water Soluble Silicone Material App 20150368404 - Lang; Weihong ; et al. | 2015-12-24 |
| Silicone hydrogels with amino surface groups Grant 8,119,753 - Lai , et al. February 21, 2 | 2012-02-21 |
| Biomedical devices Grant 8,071,661 - Lai , et al. December 6, 2 | 2011-12-06 |
| Prepolymerizable surface active monomers with both fluorine-containing groups and hydrophilic groups Grant 8,071,704 - Lang , et al. December 6, 2 | 2011-12-06 |
| Surface modified biomedical devices Grant 8,071,660 - Lang , et al. December 6, 2 | 2011-12-06 |
| Polysiloxanes and polysiloxane prepolymers with vinyl or epoxy functionality Grant 7,781,554 - Lai , et al. August 24, 2 | 2010-08-24 |
| Biomedical Devices App 20100168356 - Lai; Yu-Chin ; et al. | 2010-07-01 |
| Silcone-containing prepolymers Grant 7,691,917 - Lai , et al. April 6, 2 | 2010-04-06 |
| Polysiloxane prepolymers for biomedical devices Grant 7,632,876 - Lai , et al. December 15, 2 | 2009-12-15 |
| Polysiloxanes And Polysiloxane Prepolymers With Vinyl Or Epoxy Functionality App 20090227804 - Lai; Yu-Chin ; et al. | 2009-09-10 |
| Packaging Solutions App 20090173045 - Lai; Yu-Chin ; et al. | 2009-07-09 |
| Packaging Solutions App 20090173643 - Lai; Yu-Chin ; et al. | 2009-07-09 |
| Biomedical Devices App 20090156708 - Lai; Yu-Chin ; et al. | 2009-06-18 |
| Surface Modified Biomedical Devices App 20090156745 - Lai; Yu-Chin ; et al. | 2009-06-18 |
| Surface Modified Biomedical Devices App 20090153793 - Lang; Weihong ; et al. | 2009-06-18 |
| Process for making biomedical devices App 20090142508 - Lai; Yu-Chin ; et al. | 2009-06-04 |
| Process for Making Biomedical Devices App 20090142485 - Lai; Yu-Chin ; et al. | 2009-06-04 |
| Method for Making Biomedical Devices App 20090108479 - Lai; Yu-Chin ; et al. | 2009-04-30 |
| Method for Making Surface Modified Biomedical Devices App 20090111942 - Lang; Weihong ; et al. | 2009-04-30 |
| Silicone Hydrogels With Amino Surface Groups App 20090103045 - Lai; Yu-Chin ; et al. | 2009-04-23 |
| Novel Prepolymerizable Surface Active Monomers With Both Fluorine-containing Groups And Hydrophilic Groups App 20090092655 - Lang; Weihong ; et al. | 2009-04-09 |
| Novel Polymerizable Surface Active Monomers With Both Fluorine-containing Groups And Hydrophilic Groups App 20090012250 - Lai; Yu-Chin ; et al. | 2009-01-08 |
| Ophthalmic Solutions App 20080314767 - Lai; Yu-Chin ; et al. | 2008-12-25 |
| Silicone-Containing Prepolymers App 20080312397 - Lai; Yu-Chin ; et al. | 2008-12-18 |
| Polysiloxane prepolymers for biomedical devices Grant 7,423,074 - Lai , et al. September 9, 2 | 2008-09-09 |
| Ophthalmic Composition Containing A Polyol-acid Copolymer App 20080197324 - Zhao; Fang ; et al. | 2008-08-21 |
| Packaging Solutions App 20080141628 - Lang; Weihong ; et al. | 2008-06-19 |
| Functionalized hydrophilic macromonomers and medical devices incorporating same App 20080003252 - Lai; Yu-Chin ; et al. | 2008-01-03 |
| Modification of surfaces of polymeric articles by Michael addition reaction App 20080003259 - Salamone; Joseph C. ; et al. | 2008-01-03 |
| Hydrophilic macromonomers having alpha,beta-conjugated carboxylic terminal group and medical devices incorporating same App 20080004410 - Lai; Yu-Chin ; et al. | 2008-01-03 |
| Polymers comprising polyhydric alcohols, medical devices modified with same, and method of making App 20070264503 - Lai; Yu-Chin ; et al. | 2007-11-15 |
| Copolymer and Medical Device with the Copolymer App 20070264509 - Lai; Yu-Chin ; et al. | 2007-11-15 |
| Method for making biomedical devices App 20060276608 - Lang; Weihong ; et al. | 2006-12-07 |
| Hydrogel copolymers for biomedical devices App 20060142525 - Lai; Yu-Chin ; et al. | 2006-06-29 |
| Polysiloxane prepolymers for biomedical devices App 20060142524 - Lai; Yu-Chin ; et al. | 2006-06-29 |
| Polysiloxane prepolymers for biomedical devices App 20060142526 - Lai; Yu-Chin ; et al. | 2006-06-29 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 