Koshar; Robert J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koshar; Robert J..The latest application filed is for "nonlinear optical materials containing polar disulfone-functionalized molecules".

Company Profile

0.20.0

Koshar; Robert J. - Sun City West AZ
Koshar; Robert J. - Mahtomedi MN
Koshar; Robert J. - Mahtomedi Village MN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Nonlinear optical materials containing polar disulfone-functionalized molecules Grant 5,676,884 - Tiers , et al. October 14, 1	1997-10-14
Method of preparing polar disulfone-functionalized molecules Grant 5,578,251 - Boyd , et al. November 26, 1	1996-11-26
Nonlinear optical materials containing polar disulfone-functionalized molecules Grant 5,360,582 - Boyd , et al. November 1, 1	1994-11-01
Cyclic sulfoperfluoroaliphaticcarboxylic acid anhydrides and amide derivatives thereof Grant 4,600,774 - Koshar July 15, 1	1986-07-15
Low surface energy material Grant 4,565,714 - Koshar January 21, 1	1986-01-21
Ophthalmic devices fabricated from urethane acrylates of polysiloxane alcohols Grant 4,543,398 - Bany , et al. September 24, 1	1985-09-24
Cyclic perfluoroaliphaticdisulfonimides Grant 4,387,222 - Koshar June 7, 1	1983-06-07
Cyclic sulfoperfluoroaliphaticcarboxylic acid anhydrides Grant 4,332,954 - Koshar June 1, 1	1982-06-01
Epoxypolysiloxane release coatings for adhesive materials Grant 4,313,988 - Koshar , et al. February 2, 1	1982-02-02
Use of bis(fluoroaliphaticsulfonyl)imides in polymerization of organocyclosiloxanes Grant 4,247,674 - Koshar , et al. January 27, 1	1981-01-27
Fluoroaliphaticsulfonyl substituted methanes Grant 4,156,696 - Koshar May 29, 1	1979-05-29
Fluoroaliphaticsulfonyl substituted ethylenes substituted by furyl, thenyl, or 1H-pyrrolyl groups Grant 4,069,233 - Koshar January 17, 1	1978-01-17
Carboxy and carbohydrocarbyloxy-substituted 1,1-bis(perfluoroalkylsulfonyl)propanes Grant 4,054,596 - Koshar , et al. October 18, 1	1977-10-18
Use of bis(fluoroaliphaticsulfonyl) imides in cationic polymerization Grant 4,031,036 - Koshar June 21, 1	1977-06-21
Fluoroaliphaticsulfonyl substituted ethylenes Grant 3,984,357 - Koshar October 5, 1	1976-10-05
Fluoroaliphaticsulfonyl substituted ethylenes Grant 3,932,526 - Koshar January 13, 1	1976-01-13
Functional Bis(perfluoroalkylsulfonyl)alkyl Grant 3,758,593 - Koshar September 11, 1	1973-09-11
Functional Bis(perflouroalkylsulfonyl)alkyl Compounds Grant 3,758,591 - Koshar September 11, 1	1973-09-11
Functional Bis (perfluoroalkylsulfonyl)alkyl Compounds Grant 3,758,592 - Koshar September 11, 1	1973-09-11
Functional Bis (perfluoroalkylsulfonyl) Alkyl Compounds Grant 3,758,531 - Koshar September 11, 1	1973-09-11

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.