Inventor

Frederick J. Vyverberg

Inventor
Chester, NY, US

Overview

6→
Patents
2002–2011
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.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes17%
C07CAcyclic or carbocyclic compounds17%
C07DHeterocyclic compounds17%
C08JWorking-up11%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients11%
C08LCompositions of macromolecular compounds11%
C09KMaterials for miscellaneous applications, not provided for elsewhere11%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2005Patents assigned to PABU SERVICES INC (3)· patent assignee history
2002–2005Based in Lafayette, IN, US· patent location history
2009Patents assigned to WYETH CORP (1)· patent assignee history
2009–2011Based in Chester, NY, US· patent location history
2010Patents assigned to WYETH LLC (1)· patent assignee history
2011Patents assigned to PFIZER (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PABU SERVICES INC32002–2005
PFIZER12011
WYETH CORP12009
WYETH LLC12010
Locations
LocationPatentsSpan
Chester, New York, US32009–2011
Lafayette, IN, US32002–2005