Ayothi; Ramakrishnan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ayothi; Ramakrishnan.The latest application filed is for "sulfonic acid ester containing polymers for organic solvent based dual-tone photoresists".

Company Profile

0.7.9

Ayothi; Ramakrishnan - San Jose CA
Ayothi; Ramakrishnan - Sunnyvale CA
Ayothi; Ramakrishnan - Ithaca NY

*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
Sulfonic acid ester containing polymers for organic solvent based dual-tone photoresists Grant 9,772,558 - Ayothi , et al. September 26, 2	2017-09-26
Sulfonic Acid Ester Containing Polymers For Organic Solvent Based Dual-tone Photoresists App 20150086925 - Ayothi; Ramakrishnan ; et al.	2015-03-26
Positive tone organic solvent developed chemically amplified resist Grant 8,900,802 - Allen , et al. December 2, 2	2014-12-02
Positive Tone Organic Solvent Developed Chemically Amplified Resist App 20140242526 - Allen; Robert D. ; et al.	2014-08-28
Photodecomposable bases and photoresist compositions Grant 8,614,047 - Ayothi , et al. December 24, 2	2013-12-24
Photodecomposable Bases And Photoresist Compositions App 20130052585 - Ayothi; Ramakrishnan ; et al.	2013-02-28
Photoacid generator compounds and compositions Grant 8,268,531 - Ober , et al. September 18, 2	2012-09-18
Photoacid Generator Compounds And Compositions App 20110008732 - Ober; Christopher K. ; et al.	2011-01-13
Photoacid generator compounds and compositions Grant 7,824,839 - Ober , et al. November 2, 2	2010-11-02
Photoacid Generator Compounds And Compositions App 20090136868 - Ober; Christopher K. ; et al.	2009-05-28
Radiation-Sensitive, Wet Developable Bottom Antireflective Coating Compositions and Their Applications in Semiconductor Manufacturing App 20090098490 - Pham; Victor ; et al.	2009-04-16
ENVIRONMENTAL FRIENDLY PHOTOACID GENERATORS (PAGs) WITH NO PERFLUOROOCTYL SULFONATES App 20080227032 - Ober; Christopher K. ; et al.	2008-09-18
Environmentally friendly photoacid generators (PAGs) with no perfluorooctyl sulfonates (PFOS) Grant 7,393,627 - Ober , et al. July 1, 2	2008-07-01
Environmentally friendly photoacid generators (PAGs) with no perfluorooctyl sulfonates (PFOS) App 20050208420 - Ober, Christopher K. ; et al.	2005-09-22

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