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Patents Grantslast 30 patents

Information Patent Grant
Electrochemical production of higher pentafluorosulfonyl acid fluor...
- Patent number 5,286,352
- Issue date Feb 15, 1994
- Minnesota Mining and Manufacturing Company
- John C. Hansen
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Higher pentafluorosulfanyl-fluoroaliphatic carbonyl and sulfonyl fl...
- Patent number 5,159,105
- Issue date Oct 27, 1992
- Minnesota Mining and Manufacturing Company
- John C. Hansen
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
1474819
- Patent number 1,474,819
- Issue date Nov 20, 1923
- B61 - RAILWAYS