Michael Shamashkin — 6 Patents at Pfizer

Michael Shamashkin has been granted 6 US patents while listed as an inventor at Pfizer. The first was granted in 2011 and the most recent in November 2025. Michael Shamashkin ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Michael Shamashkin in Woburn, MA, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12460259	Fed-batch in vitro transcription process	Joseph Elich, Amy E. Rabideau, Rosalie Philpot, Brian R. Fritz, Peter Wojciechowski	2025-11-04
11970524	Recombinant ROBO2 proteins, compositions, methods and uses thereof	Stephen Berasi, Janet Elizabeth Buhlmann, Nathan Higginson-Scott, Matthew Russo, Stefano V. Gulla +5 more	2024-04-30	$1,045,039,000
10906955	Recombinant ROBO2 proteins, compositions, methods and uses thereof	Stephen Berasi, Janet Elizabeth Buhlmann, Nathan Higginson-Scott, Matthew Russo, Stefano V. Gulla +5 more	2021-02-02	$640,415,000
10660946	Methods for purifying FXa variant proteins	Keith Johnson, Jason C. Rouse, PENELOPE JANE SHARPE, WENDY CAROL PIACENZA, Mary B. Switzer +2 more	2020-05-26	$392,214,000
9428546	Tandem purification of proteins	Jonathan Coffman, Ranganathan Godavarti	2016-08-30	$212,155,000
7998477	Spherical protein particles and methods for making and using them	Kirill Yakovlevsky, Nazer Khalaf, Chandrika Govardhan, Chu W. Jung	2011-08-16

Michael Shamashkin — 6 Patents

Issued Patents All Time

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