Sirak; Sofia

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sirak; Sofia.The latest application filed is for "polymeric-inorganic nanoparticle compositions, manufacturing process thereof and their use as lubricant additives".

Company Profile

7.6.6

Sirak; Sofia - Plymouth Meeting PA
Sirak; Sofia - Ptymouth Meeting PA
Sirak; Sofia - Norristown 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
Vegetable oils with improved low temperature storage stability Grant 11,421,180 - Sirak , et al. August 23, 2	2022-08-23
Antiwear copolymers and lubricant compositions Grant 11,359,042 - Sirak , et al. June 14, 2	2022-06-14
Polymeric-inorganic nanoparticle compositions, manufacturing process thereof and their use as lubricant additives Grant 11,198,833 - Wieber , et al. December 14, 2	2021-12-14
Polymeric-inorganic nanoparticle compositions, manufacturing process thereof and their use as lubricant additives Grant 11,180,712 - Wieber , et al. November 23, 2	2021-11-23
Polymeric-inorganic particles useful as lubricant additives Grant 10,954,466 - Sirak , et al. March 23, 2	2021-03-23
Polymeric-inorganic Nanoparticle Compositions, Manufacturing Process Thereof And Their Use As Lubricant Additives App 20210062106 - Wieber; Stephan ; et al.	2021-03-04
Polymeric-inorganic Nanoparticle Compositions, Manufacturing Process Thereof And Their Use As Lubricant Additives App 20200369977 - Wieber; Stephan ; et al.	2020-11-26
Vegetable Oils With Improved Low Temperature Storage Stability App 20200354646 - Sirak; Sofia ; et al.	2020-11-12
Hydrogenated polybutadienes useful as lubricant additives Grant 10,787,623 - Sirak , et al. September 29, 2	2020-09-29
Antiwear Copolymers And Lubricant Compositions App 20200262953 - SIRAK; Sofia ; et al.	2020-08-20
Polymeric-inorganic Particles Useful As Lubricant Additives App 20190264127 - SIRAK; Sofia ; et al.	2019-08-29
Hydrogenated Polybutadienes Useful As Lubricant Additives App 20180245013 - Sirak; Sofia ; et al.	2018-08-30

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