De; Sumitava

Patent Applications and Registrations

Patent applications and USPTO patent grants for De; Sumitava.The latest application filed is for "optical fiber coating die with reduced wetted length".

Company Profile

4.4.5

De; Sumitava - Painted Post NY
De; Sumitava - St. Louis MO

*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
Optical fiber coating die with reduced wetted length Grant 11,440,839 - De , et al. September 13, 2	2022-09-13
Perfusion bioreactor and method for using same to perform a continuous cell culture Grant 11,136,542 - De , et al. October 5, 2	2021-10-05
Optical Fiber Coating Die With Reduced Wetted Length App 20210087107 - De; Sumitava ; et al.	2021-03-25
Optical Fiber Coating Die With Reduced Wetted Length App 20210087108 - De; Sumitava ; et al.	2021-03-25
Optical fiber coating die with reduced wetted length Grant 10,882,782 - De , et al. January 5, 2	2021-01-05
Perfusion Bioreactor And Method For Using Same To Perform A Continuous Cell Culture App 20190048305 - De; Sumitava ; et al.	2019-02-14
Systems and methods for improving battery performance Grant 10,037,395 - Subramanian , et al. July 31, 2	2018-07-31
Optical Fiber Coating Die With Reduced Wetted Length App 20180208504 - De; Sumitava ; et al.	2018-07-26
Systems And Methods For Improving Battery Performance App 20140136169 - Subramanian; Venkat ; et al.	2014-05-15

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