UST900019I4
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iinutes at
Assignee: —
•
Filing: 1971-04-19
•
Granted: 1972-07-25
•
Expires: 1991-04-19
Abstract
Abstract PEROXIDE CURED POLYETHYLENE HOMO-AND COPOLYMERS HAVING IMPROVED PHYSICAL PROPERTIES, I.E. GREATLY REDUCED VOID FORMATION AND INCREASED CURE RATE AND STATE, ARE PREPARED BY INCORPORATION OF MINOR AMOUNTS OF EPDM''S AND/OR COAGENTS SUCH AS TRIALLYL CYANURATE, TRIMETHYLOL PROPANE TRIMETHACRYLATE, ETHYLENE DIMETHACRYLATE, MPHENYLENE BIS MATEIMIDE, ETC. THESE CURED POLYMERS ARE USEFUL AS ELECTRICAL INSULATORS, E.G. FOR HIGH VOLTAGE WIRE AND CABLE.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:26
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08F; C08F255/00; C08F255/02; C08L23/06; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/441; C08L2203/00; C08L2203/20; C08L2203/202; C08L23/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |