US2924559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene blend
Assignee: General Electric Co
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Filing: 1956-03-27
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Granted: 1960-02-09
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Expires: 1976-03-27
Abstract
No abstract record available.
Inventors
- 👤 Moyer M Safford
- 👤 Robert L Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:58
CPC Classifications
B; B29; B29C; B29C71/00; B29C71/04; B29C35/00; B29C35/02; B29C35/08; B29C35/0866; B29C2035/0877; B29K; B29K2009/00; B29K2023/00; B29K2023/04; B29K2023/06; B29K2105/00; B29K2105/0088
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
70 words
A PROCESS OF CURING POLYMERS WHICH CONSIST ESSENTIALLY OF BLENDS OF (1) POLYETHYLENE AND (2) POLYMERZED 1,3-BUTADIENE CONTAINING AT LEAST 30% 1,2-POLYBUTADIENE SAID POLYETHYLENE BEING PRESENT IN THE RANGE OF 5 TO 95% BY WEIGHT OF THE TOTAL WEIGHT OF (1) AND (2) WHICH COMPRISES TREATING SAID BLENDS WITH HIGH ENERGY, IONIZING RADIATION HAVING ENERGY EQUIVALENT TO AT LEAST 5X10**4 ELECTRON VOLTS TO A DOSE OF AT LEAST 10**6 R.
References Cited (Backward Citations)
CA430775A
Cited
US2369471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |