Inventor
Fred E. Behr
Inventor
Woodbury, MN, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds18%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds18%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients18%
A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents12%
C07CAcyclic or carbocyclic compounds6%
C23CCoating metallic material6%
C23FNon-mechanical removal of metallic material from surface6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
PatentTitleYear
6,630,075'Use of fluorinated ketones in fire extinguishing compositions'20036,540,930'Use of perfluoroketones as vapor reactor cleaning, etching, and doping gases'20036,478,979'Use of fluorinated ketones in fire extinguishing compositions'20025,011,983'Preparation and reactions of omega-halosulfonyl perfluoroalkanesulfonates'19914,423,197'Cyclic perfluoroaliphatic-disulfonic acid anhydrides and sulfonamide derivatives thereof'19834,386,214'Process for the preparation of cyclic perfluoroaliphaticdisulfonic acid anhydrides'19834,329,478'Cyclic perfluoroaliphaticdisulfonic acid anhydrides'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1991Patents assigned to MINNESOTA MINING & MFG (4)· patent assignee history
1982–1983Based in St. Paul, MN, US· patent location history
1991Based in Maplewood, MN, US· patent location history
2002–2003Patents assigned to 3M INNOVATIVE PROPERTIES CO (3)· patent assignee history
2002–2003Based in Woodbury, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MINNESOTA MINING & MFG | 4 | 1982–1991 |
| 3M INNOVATIVE PROPERTIES CO | 3 | 2002–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 3 | 2002–2003 |
| St. Paul, Minnesota, US | 3 | 1982–1983 |
| Maplewood, Minnesota, US | 1 | 1991 |