Inventor

Daniel R. Uhr

Inventor
Huntington Station, NY, US

Overview

2→
Patents
1981–1999
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation25%
C01BNon-metallic elements25%
C05CNitrogenous fertilisers25%
C05DInorganic fertilisers not covered by subclasses c05b, c05c25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to PFIZER (1)· patent assignee history
1981Based in Stonington, CT, US· patent location history
1999Patents assigned to PALL CORP (1)· patent assignee history
1999Based in Huntington Station, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PALL CORP11999
PFIZER11981
Locations
LocationPatentsSpan
Huntington Station, New York, US11999
Stonington, CT, US11981