Pera; John D.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pera; John D..The latest application filed is for "microbicidal compositions of dimethylamine-epichlorohydrin amines".

Company Profile

0.9.0

Pera; John D. - Cordova TN
Pera; John D. - Memphis TN

*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
Microbicidal compositions of dimethylamine-epichlorohydrin amines Grant 5,051,124 - Pera September 24, 1	1991-09-24
Polymeric quaternary ammonium compounds, their preparation and use Grant 4,778,813 - Fenyes , et al. October 18, 1	1988-10-18
Polymeric quaternary ammonium compounds and their uses Grant 4,581,058 - Fenyes , et al. April 8, 1	1986-04-08
Polymeric quaternary ammonium compounds and their uses Grant 4,506,081 - Fenyes , et al. March 19, 1	1985-03-19
Water-soluble mixtures of quaternary ammonium polymers, nonionic and/or cationic vinyl-addition polymers, and nonionic and/or cationic surfactants Grant 4,250,269 - Buckman , et al. February 10, 1	1981-02-10
Water-soluble dispersions of high molecular water-soluble polymers containing a surfactant and a water-soluble organic carrier which is a hydroxy compound containing repeating alkylene oxide units Grant 4,176,107 - Buckman , et al. November 27, 1	1979-11-27
Process for preparing dimethylaminomethylenebis(phosphonic acid) Grant 4,157,364 - Buckman , et al. June 5, 1	1979-06-05
Amine-epichlorohydrin polymeric compositions Grant 4,054,542 - Buckman , et al. October 18, 1	1977-10-18
Method Of Controlling The Growth Of Algae Grant 3,771,989 - Pera , et al. November 13, 1	1973-11-13

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.