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Inventor

Brent D. Massmann

Inventor
Ballwin, MO, US

Overview

10→
Patents
1991–2006
Patent span
Human necessities
Primary field (CPC A)

Patents· 10 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes50%
A01NPreservation of bodies of humans or animals or plants or parts thereof21%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations21%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
7,141,532'Process for the preparation of a dry pesticidal composition containing a dicarboxylate component'20066,734,142'Ammonium glyphosate compositions and process for their preparation'20046,605,568'Process for making a downstream processable ammonium glyphosate paste'20035,529,790'Delayed, sustained-release diltiazem pharmaceutical preparation'19965,478,573'Delayed, sustained-release propranolol pharmaceutical preparation'19955,376,384'Delayed, sustained-release pharmaceutical preparation'19945,238,686'Sustained-release pharmaceutical preparation'19935,102,668'Sustained release pharmaceutical preparation using diffusion barriers whose permeabilities change in response to changing pH'19925,026,559'Sustained-release pharmaceutical preparation'19914,983,401'Sustained release pharmaceutical preparations having pH controlled membrane coatings'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1996Patents assigned to KINAFORM TECHNOLOGY INC (6)· patent assignee history
1991–1993Based in Columbus, OH, US· patent location history
1992Patents assigned to KINGAFORM TECHNOLOGY INC (1)· patent assignee history
1994Based in St. Louis, MO, US· patent location history
1995–2006Based in Ballwin, MO, US· patent location history
2003–2006Patents assigned to MONSANTO TECHNOLOGY LLC (3)· patent assignee history
2003Patents assigned to MONSANTO EUROPE SA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KINAFORM TECHNOLOGY INC61991–1996
MONSANTO TECHNOLOGY LLC32003–2006
KINGAFORM TECHNOLOGY INC11992
MONSANTO EUROPE SA12003
Locations
LocationPatentsSpan
Ballwin, MO, US51995–2006
Columbus, OH, US41991–1993
St. Louis, MO, US11994