Steffan Thomas JR.

Follow

Person

Buckhead, GA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Refrigerant with lubricating oil for replacement of R22 refrigerant
- Patent number 11,345,840
- Issue date May 31, 2022
- R421A LLC
- Kenneth M. Ponder
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Refrigerant with lubricating oil for replacement of R22 refrigerant
- Patent number 10,703,949
- Issue date Jul 7, 2020
- R421A LLC
- Kenneth M. Ponder
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Refrigerant with lubricating oil for replacement of R22 refrigerant
- Patent number 9,982,179
- Issue date May 29, 2018
- Kenneth M. Ponder
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
REFRIGERANT WITH LUBRICATING OIL FOR REPLACEMENT OF R22 REFRIGERANT
- Publication number 20200332165
- Publication date Oct 22, 2020
- R421A LLC
- Kenneth M. Ponder
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT WITH LUBRICATING OIL FOR REPLACEMENT OF R22 REFRIGERANT
- Publication number 20180362821
- Publication date Dec 20, 2018
- Kenneth M. Ponder
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Refrigerant with lubricating oil
- Publication number 20060033073
- Publication date Feb 16, 2006
- Kenneth M. Ponder
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Refrigerant with lubricating oil
- Publication number 20050133756
- Publication date Jun 23, 2005
- Kenneth M. Ponder
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Refrigerant with lubricating oil for replacement of R22 refrigerant
- Publication number 20050082510
- Publication date Apr 21, 2005
- Kenneth M. Ponder
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...