Viktor Smerdin

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Reutov City, RU

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Patents Grantslast 30 patents

Information Patent Grant
Sucker rod
- Patent number 10,195,699
- Issue date Feb 5, 2019
- TRC Services, Inc.
- Michael Eric Johnson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Sucker rod
- Patent number 9,278,412
- Issue date Mar 8, 2016
- Michael Eric Johnson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
SUCKER ROD
- Publication number 20160151819
- Publication date Jun 2, 2016
- Michael Eric Johnson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SUCKER ROD
- Publication number 20160144415
- Publication date May 26, 2016
- Michael Eric Johnson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
NEW AND IMPROVED SUCKER ROD
- Publication number 20160047173
- Publication date Feb 18, 2016
- TRC SERVICES, INC.
- Michael Eric Johnson
- E21 - EARTH DRILLING MINING
Information Patent Application
SUCKER ROD
- Publication number 20140053404
- Publication date Feb 27, 2014
- TRC SERVICES, INC.
- Michael Eric Johnson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...