Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement

Patent Applications and Registrations

Patent applications and USPTO patent grants for Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement.The latest application filed is for "surface treatment process for mechanical parts subject to wear and corrosion".

Company Profile

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Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement - Andrezieux-Boutheon FR
Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement - FR FR
Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement - Saint-Etienne FR

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

Patent Activity

Patent	Date
Surface treatment process for mechanical parts subject to wear and corrosion Grant 6,645,315 - Chomer , et al. November 11, 2	2003-11-11
Device for weighing a person confined to bed Grant 5,780,781 - Berger , et al. July 14, 1	1998-07-14
Method of treating ferrous surfaces subjected to high friction strains Grant 5,753,052 - Dajoux , et al. May 19, 1	1998-05-19
Process for phosphating steel parts to improve corrosion and wear resistance Grant 5,389,161 - Wawra , et al. February 14, 1	1995-02-14
Process for the treatment of ferrous metal parts to improve their corrosion resistance and friction properties simultaneously Grant 5,346,560 - Mournet , et al. September 13, 1	1994-09-13
Chromium-nitrogen alloy surface coating composition Grant 5,160,537 - Terrat , et al. November 3, 1	1992-11-03
Method and means for treating foundry sands and the like Grant 4,671,867 - Battie , et al. June 9, 1	1987-06-09
Process for improving the corrosion resistance of ferrous metal parts Grant 4,448,611 - Grellet , et al. May 15, 1	1984-05-15
Electric control weapon, operation and ammunition therefor Grant 4,332,098 - Estenevy June 1, 1	1982-06-01
Antifriction alloy Grant 4,261,741 - Terrat April 14, 1	1981-04-14
Method of treatment of ferrous metal parts to increase their resistance to wear and seizure Grant 3,912,547 - Gaucher , et al. October 14, 1	1975-10-14
Apparatus For Breaking-up Solid, Porous And Especially Vegetable Bodies Grant 3,687,180 - Michalon August 29, 1	1972-08-29

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