Johnson; Bryce V.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Johnson; Bryce V..The latest application filed is for "extrudable thermoplastic hydrocarbon polymer composition".

Company Profile

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Johnson; Bryce V. - St. Paul MN
Johnson; Bryce V. - Mound MN
Johnson; Bryce V. - Orono MN
Johnson; Bryce V. - Elburn IL

*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
Extrudable thermoplastic hydrocarbon polymer composition Grant 4,983,677 - Johnson , et al. January 8, 1	1991-01-08
Olefin polymerization catalyst Grant 4,866,022 - Arzoumanidis , et al. September 12, 1	1989-09-12
Extrudable thermoplastic hydrocarbon polymer composition Grant 4,863,983 - Johnson , et al. September 5, 1	1989-09-05
Extrudable thermoplastic hydrocarbon polymer composition Grant 4,855,360 - Duchesne , et al. August 8, 1	1989-08-08
Supported olefin polymerization catalyst produced from a magnesium alkyl/organophosphoryl complex Grant 4,657,882 - Karayannis , et al. April 14, 1	1987-04-14
Supported olefin polymerization catalyst Grant 4,581,342 - Johnson , et al. April 8, 1	1986-04-08
Olefin polymerization catalyst system producing polymer with low active chloride Grant 4,567,155 - Tovrog , et al. January 28, 1	1986-01-28
Mixed ester retreated propylene polymerization catalyst Grant 4,526,882 - Johnson , et al. July 2, 1	1985-07-02
Retreating comminuted olefin polymerization catalyst with a titanium (IV) compound and an ester Grant 4,431,570 - Johnson February 14, 1	1984-02-14

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