US2916481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosslinking of polyethylene with novel peroxides
Assignee: FMC Corp
•
Filing: 1959-05-04
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Granted: 1959-12-08
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Gilmont
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:50
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/28; C08F4/32; C08F36/00; C08F36/02; C08F36/04; C08K; C08K5/00; C08K5/04; C08K5/14; Y; Y10; Y10S; Y10S260/00; Y10S260/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
COMPOSITION USEFUL IN THE PRODUCTION OF CROSSLINKED POLYETHYLENE, CONSISTING ESSENTIALLY OF 100 PARTS BY WEIGHT OF POLYETHYLENE, AND ABOUT 0.1 TO 10 PARTS BY WEIGHT OF A BIS(TERT-ALKYLPEROXY)-ALKANE HAVING THE FORMULA
Claim 2
Dependent Claim
31 words
COMPOSITION USEFUL IN THE PRODUCTION OF CROSSLINKED POLYETHYLENE, CONSISTING ESSENTIALLY OF 100 PARTS BY WEIGHT OF POLYETHYLENE, AND ABOUT 0.1 TO 10 PARTS BY WEIGHT OF A BIS(TERT-ALKYLPEROXY)-ALKANE HAVING THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |