Magna Corporation
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Mar 21, 1989 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 275 Total Citation Count
- Mar 24, 1977 Earliest Filing
- 17 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4814094 Oil recovery method utilizing highly oxyalklated phenolic resinsExpiredSep 18, 87Mar 21, 89[E21B]
4342657 Method for breaking petroleum emulsions and the like using thin film spreading agents comprising a polyether polyolExpiredOct 05, 79Aug 03, 82[E21B, B01D]
4341265 Method of recovering petroleum from a subterranean reservoir incorporating a polyether polyolExpiredJun 04, 79Jul 27, 82[E21B]
4337828 Method of recovering petroleum from a subterranean reservoir incorporating polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyolsExpiredJun 04, 79Jul 06, 82[E21B]
4326968 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyolsExpiredOct 05, 79Apr 27, 82[E21B, B01D]
4326983 Micellar solutions of thin film spreading agents comprising a polyether polyolExpiredOct 05, 79Apr 27, 82[E21B, B01D]
4326984 Micellar solutions of thin film spreading agents comprising polyepoxide condensates or resinous polyalkylene oxide adducts and polyether polyolsExpiredOct 05, 79Apr 27, 82[E21B, B01D]
4326985 Micellar solutions of thin film spreading agents comprising an acylated polyether polyolExpiredOct 05, 79Apr 27, 82[B01D]
4316808 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising an acylated polyether polyolExpiredOct 05, 79Feb 23, 82[B01D]
4315545 Method of recovering petroleum from a subterranean reservoir incorporating an acylated polyether polyolExpiredApr 21, 80Feb 16, 82[E21B]
4309306 Micellar solutions of thin film spreading agents comprising resinous polyalkylene oxide adductsExpiredOct 05, 79Jan 05, 82[E21B, B01D]
4306981 Method for breaking petroleum emulsions and the like comprising resinous polyalkylene oxide adductsExpiredOct 05, 79Dec 22, 81[E21B, B01D]
4260019 Method of recovering petroleum from a subterranean reservoir incorporating resinous polyalkylene oxide adductsExpiredJun 04, 79Apr 07, 81[E21B]
4216828 Method of recovering petroleum from a subterranean reservoir incorporating an acylated polyether polyolExpiredJun 04, 79Aug 12, 80[E21B]
4215147 Acrolein composition and method of enhancing effective life thereof in an aqueous mediumExpiredJun 16, 78Jul 29, 80[A01N]
4215148 Acrolein buffering composition and method of enhancing effective life of acrolein in an aqueous mediumExpiredJun 16, 78Jul 29, 80[A01N]
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