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Inventor

John Leach

Inventor
Gold River, CA, US

Overview

6→
Patents
2003–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds71%
G06FElectric digital data processing14%
H04LTransmission of digital information, e.g. telegraphic communication14%
PatentTitleYear
11,102,187Systems and methods for managing workflow transactions including protected personal data in regulated computing environments20218,835,684'Preparation of 2R,3S-N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-p-nitrobenzenesulfonylamide hydrochloride and other derivatives of 2-hydroxy-1,3-diamines'20147,807,850'Preparation of 2R,3S-N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-P-nitrobenzenesulfonylamide hydrochloride and other derivatives of 2-hydroxy-1,3-diamines'20107,414,144'Preparation of 2S,3S-N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-p-nitrobenzenesulfonylamide hydrochloride and other derivatives of 2-hydroxy-1,3-diamines'20086,852,887'Preparation of 2S,3S-N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-P-nitrobenzenesulfonylamide hydrochloride and other derivatives of 2-hydroxy-1,3-diamines'20056,548,706'Preparation of 2S,3S-N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl) -p-nitrobenzenesulfonylamide hydrochloride and other derivatives of 2-hydroxy-1,3-diamines'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2008Patents assigned to AEROJET FINE CHEMICALS LLC (3)· patent assignee history
2003–2014Based in Gold River, CA, US· patent location history
2010–2014Patents assigned to AMPAC FINE CHEMICALS LLC (2)· patent assignee history
2014Patents assigned to ARCHIBALD THOMAS G (1)· patent assignee history
2014Patents assigned to CARLSON ROLAND P (1)· patent assignee history
2021Patents assigned to AETNA INC (1)· patent assignee history
2021Based in Meriden, CT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AEROJET FINE CHEMICALS LLC32003–2008
AMPAC FINE CHEMICALS LLC22010–2014
AETNA INC12021
ARCHIBALD THOMAS G12014
CARLSON ROLAND P12014
Locations
LocationPatentsSpan
Gold River, California, US52003–2014
Meriden, CT, US12021