Patent USRE27158E successfully refreshed from Google Patents.
USRE27158E
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US
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Assignee: —
•
Filing: 1969-11-28
•
Granted: 1971-08-10
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Expires: 1989-11-28
Abstract
Abstract THE CURING OF ALPHA-OLEFINS AND OF ALPHA-OLEFIN COPOLYMERS WITH QUINONE DIOXIME ESTERS IS ACCELERATED BY THE ADDITION OF A LEWIS ACID. THE CURING TEMPERATURE IS LOWERED STILL FURTHER BY THE ADDITION OF A POLAR ORGANIC MEMBER OF THE GROUP CONSISTING OF CARBOXYLIC ACIDS, PHOSPHORIC ACID, BORIC ACID, AND ESTERS THEREOF, AND FILLERS SUCH AS CARBON BLACK AND/OR OTHER CONVENTIONAL ADDITIVES MAY BE INCLUDED.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:11
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/29; C08K5/32; C08K5/33
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |