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Inventor

Willem P. Stemmer

Inventor
Los Gatos, CA, US

Overview

3→
Patents
2015–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes23%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations23%
C07KPeptides23%
C12NMicroorganisms or enzymes15%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture8%
C12YEnzymes8%
PatentTitleYear
10,421,798Factor VIII compositions and methods of making and using same20199,976,166Binding fusion proteins, binding fusion protein-drug conjugates, XTEN-drug conjugates and methods of making and using same20189,062,299'Coagulation factor IX compositions and methods of making and using same'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2018Patents assigned to AMUNIX OPERATING INC (2)· patent assignee history
2015–2019Patents assigned to SCHELLENBERGER VOLKER (2)· patent assignee history
2015–2019Patents assigned to SILVERMAN JOSHUA (2)· patent assignee history
2015–2019Patents assigned to SPINK BENJAMIN (2)· patent assignee history
2015–2019Patents assigned to STEMMER WILLEM P (2)· patent assignee history
2015–2019Based in Los Gatos, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMUNIX OPERATING INC22015–2018
SCHELLENBERGER VOLKER22015–2019
SILVERMAN JOSHUA22015–2019
SPINK BENJAMIN22015–2019
STEMMER WILLEM Pself22015–2019
Locations
LocationPatentsSpan
Los Gatos, California, US32015–2019