Schwartz; Jo-Ann T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schwartz; Jo-Ann T..The latest application filed is for "chemical mechanical planarization for tungsten-containing substrates".

Company Profile

0.7.4

Schwartz; Jo-Ann T. - Kennett Square PA
Schwartz; Jo-Ann T. - Macungie PA
Schwartz; Jo-Ann T. - Avondale PA
Schwartz; Jo-Ann T. - Chadds Ford PA

*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
Chemical mechanical planarization for tungsten-containing substrates Grant 11,066,575 - Shi , et al. July 20, 2	2021-07-20
Chemical Mechanical Planarization For Tungsten-Containing Substrates App 20200079976 - Shi; Xiaobo ; et al.	2020-03-12
Metal Compound Coated Colloidal Particles Process for Making and Use Therefor App 20140315386 - Zhou; Hongjun ; et al.	2014-10-23
Membrane Electrode Assembly For Organic/air Fuel Cells App 20100304266 - Periyasamy; Mookkan ; et al.	2010-12-02
Membrane Electrode Assembly for Organic/Air Fuel Cells App 20080292931 - Schwartz; Jo-Ann T. ; et al.	2008-11-27
Process for manufacture of an attrition resistant catalyst Grant 6,878,668 - Schwartz , et al. April 12, 2	2005-04-12
Ru,Re/carbon catalyst for hydrogenation in aqueous solution Grant 5,478,952 - Schwartz December 26, 1	1995-12-26
Silica microspheres, method of improving attrition resistance and use Grant 5,352,645 - Schwartz October 4, 1	1994-10-04
Process for preparing attrition resistant catalysts Grant 5,302,566 - Schwartz April 12, 1	1994-04-12
Silica microspheres, method of improving attrition resistance Grant 5,128,114 - Schwartz July 7, 1	1992-07-07
Hydrogen peroxide production method using platinum/palladium catalysts Grant 4,832,938 - Gosser , et al. May 23, 1	1989-05-23

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