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Donald C. Kvam
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North Oaks, MN, US
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last 30 patents
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Patent Grant
Anti-glaucoma use of trifluoromethanesulfonamide
Patent number
4,824,866
Issue date
Apr 25, 1989
Riker Laboratories, Inc.
Donald C. Kvam
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Stunting plant growth with N-substituted perfluoroalkanesulfonamides
Patent number
4,163,659
Issue date
Aug 7, 1979
Minnesota Mining and Manufacturing Company
Joseph K. Harrington
C07 - ORGANIC CHEMISTRY
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Patent Grant
N-substituted perfluoroalkanesulfonamides as herbicides
Patent number
4,076,519
Issue date
Feb 28, 1978
Minnesota Mining and Manufacturing Company
Joseph Kenneth Harrington
C07 - ORGANIC CHEMISTRY
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Patent Grant
3-Benzoylfluoro-methanesulfonanilides
Patent number
RE29032
Issue date
Nov 9, 1976
Riker Laboratories, Inc.
Jerry E. Robertson
260 - Chemistry of carbon compounds