Gruber; Patrick Richard

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gruber; Patrick Richard.The latest application filed is for "continuous process for the manufacture of lactide and lactide polymers".

Company Profile

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Gruber; Patrick Richard - St. Paul MN
Gruber; Patrick Richard - Blaine MN

*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
Continuous process for the manufacture of lactide and lactide polymers Grant 6,326,458 - Gruber , et al. December 4, 2	2001-12-04
Compostable multilayer structures, methods for manufacture and articles prepared therefrom Grant 6,312,823 - El-Afandi , et al. November 6, 2	2001-11-06
Viscosity-modified lactide polymer composition and process for manufacture thereof Grant 6,291,597 - Gruber , et al. September 18, 2	2001-09-18
Continuous process for manufacture of lactide polymers with controlled optical purity Grant 6,277,951 - Gruber , et al. August 21, 2	2001-08-21
Melt-stable amorphous lactide polymer film and process for manufacture thereof Grant 6,207,792 - Gruber , et al. March 27, 2	2001-03-27
Melt-stable lactide polymer composition and process for manufacture thereof Grant 6,143,863 - Gruber , et al. November 7, 2	2000-11-07
Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Grant 6,121,410 - Gruber , et al. September 19, 2	2000-09-19
Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof Grant 6,093,791 - Gruber , et al. July 25, 2	2000-07-25
Melt-stable amorphous lactide polymer film and process for manufacture thereof Grant 6,005,068 - Gruber , et al. December 21, 1	1999-12-21
Continuous process for manufacture of lactide polymers with controlled optical purity Grant 6,005,067 - Gruber , et al. December 21, 1	1999-12-21
Viscosity-modified lactide polymer composition and process for manufacture thereof Grant 5,998,552 - Gruber , et al. December 7, 1	1999-12-07
Paper having a melt-stable lactide polymer coating and process for manufacture thereof Grant 5,852,166 - Gruber , et al. December 22, 1	1998-12-22
Compostable multilayer structures, methods for manufacture, and articles prepared therefrom Grant 5,849,401 - El-Afandi , et al. December 15, 1	1998-12-15
Melt-stable lactide polymer nonwoven fabric and process for manufacture thereof Grant 5,807,973 - Gruber , et al. September 15, 1	1998-09-15
Melt-stable amorphous lactide polymer film and process for manufacture thereof Grant 5,798,436 - Gruber , et al. August 25, 1	1998-08-25
Melt-stable lactide polymer composition and process for manufacture thereof Grant 5,763,564 - Gruber , et al. June 9, 1	1998-06-09
Paper having a melt-stable lactide polymer coating and process for manufacture thereof Grant 5,665,474 - Gruber , et al. September 9, 1	1997-09-09

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