Degenhardt; Charles R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Degenhardt; Charles R..The latest application filed is for "use of a carboxy-substituted polymer to inhibit plaque formation without tooth staining".

Company Profile

0.12.0

Degenhardt; Charles R. - Cincinnati OH

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Use of a carboxy-substituted polymer to inhibit plaque formation without tooth staining Grant 5,292,501 - Degenhardt , et al. March 8, 1	1994-03-08
Use of a carboxy-containing copolymer to inhibit plaque formation without tooth staining Grant 5,213,789 - Degenhardt , et al. May 25, 1	1993-05-25
Use of a carboxy-substituted polymer to inhibit plaque formation without tooth staining Grant 5,093,170 - Degenhardt , et al. March 3, 1	1992-03-03
Diphosphonate-derivatized macromolecules Grant 5,011,913 - Benedict , et al. April 30, 1	1991-04-30
Use of a carboxy starch polymer to inhibit plaque without tooth staining Grant 5,009,882 - Degenhardt , et al. April 23, 1	1991-04-23
Process for the manufacture of tetraalkyl ethenylidenebisphosphonate esters Grant 4,939,284 - Degenhardt July 3, 1	1990-07-03
Oral compositions Grant 4,877,603 - Degenhardt , et al. October 31, 1	1989-10-31
Diphosphonate-derivatized macromolecules Grant 4,830,847 - Benedict , et al. May 16, 1	1989-05-16
Antimicrobial agents and process for their manufacture Grant 4,820,698 - Degenhardt , et al. April 11, 1	1989-04-11
Process for making a lyophilized product for use in skeletal imaging Grant 4,504,462 - Van Duzee , et al. March 12, 1	1985-03-12
Stable radiographic imaging agents Grant 4,440,738 - Fawzi , et al. April 3, 1	1984-04-03
Preparation of hydroxyl zwitterionic compounds Grant 4,259,249 - Degenhardt March 31, 1	1981-03-31

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