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For the Inventor, By the Inventor

Dallas, TX, United States of America

Oxy Vinyls, LP


USPTO Granted Patents = 12

% Expired Patents = 8.3


Trademarks = 2

Forward Citations = 35

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13 inventors (with patents filed for the assignee):

goldMedal Keith S Kramer (6 out of 25 patents)

silverMedal Ross James Cozens (5 out of 18 patents)

bronzeMedal Joseph A Cowfer (3 out of 8 patents)

4.  Rodney L Klausmeyer (2 out of 30 patents)

5.  Lance Mayer (2 out of 2 patents)

6.  Qi Wang (2 out of 11 patents)

7.  Daniel A Zust (2 out of 2 patents)

8.  M Fredrick V Glock, Jr (1 out of 1 patent)

9.  M Frederick V Glock, Jr (1 out of 1 patent)

10.  Lawrence Popiel (1 out of 2 patents)

11.  Victor J Johnston (1 out of 5 patents)

12.  Joseph Zakzeski (0 patent)

13.  George Hansen Young (0 patent)

14.  Victor James Johnston (0 patent)

15.  Joseph Allen Cowfer (0 patent)


12 patents:

1. 11466103 - Methods for providing polyvinyl chloride particles for preparing chlorinated polyvinyl chloride (2022-10-11),
2. 11453630 - Catalyst and process for oxychlorination of ethylene to dichloroethane (2022-09-27),
3. 10981150 - Catalyst and process for oxychlorination of ethylene to dichloroethane (2021-04-20),
4. 10487157 - Methods for chlorinating polyvinyl chloride (2019-11-26),
5. 8956993 - Catalyst compositions and process for oxychlorination (2015-02-17),
6. 7763690 - Method for producing peroxydicarbonates and their use in the radical polymerization of monomers (2010-07-27),
7. 7585806 - Catalyst compositions and process for oxychlorination (2009-09-08),
8. 7053161 - Method for producing organic peroxides and their use in the radical polymerization of monomers (2006-05-30),
9. 6995221 - Method for producing organic peroxides and their use in the radical polymerization of monomers (2006-02-07),
10. 6770719 - Method for producing peroxydicarbonates and their use in the radical polymerization of monomers (2004-08-03),
11. 6433208 - Method for producing stable, dilute, aqueous, emulsified peroxydicarbonates by homogenization (2002-08-13),
12. 6177599 - Method for reducing formation of polychlorinated aromatic compounds during oxychlorination of C1-C3 hydrocarbons (2001-01-23),
Company Overview
Oxy Vinyls, LP is a leading manufacturer specializing in the production of polyvinyl chloride (PVC) and related products. Based in Dallas, Texas, the company focuses on developing innovative solutions for various industries, including construction, automotive, and consumer goods. Oxy Vinyls is committed to sustainability and efficiency in its manufacturing processes, leveraging advanced technologies to enhance product quality and performance. The organization plays a significant role in the chemical sector, contributing to the development of materials that meet modern demands.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

12 Patents

#172 in Dallas, TX

#1,591 in Texas

#25,557 in US

#48,163 in the World

Dallas, TX (US)
Dallas, TX, United States of America

Oxy Vinyls, LP

Forward Citations = 35

13 inventors:

goldMedal Keith S Kramer (6 out of 25 patents)

silverMedal Ross James Cozens (5 out of 18 patents)

bronzeMedal Joseph A Cowfer (3 out of 8 patents)

4.  Rodney L Klausmeyer (2 out of 30 patents)

5.  Lance Mayer (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oxy Vinyls, LP. Retrieved from https://idiyas.com/company/oxy-vinyls

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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