US2888424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable polyethylene composition comprising a peroxide containing tertiary carbon atoms, and a filler, and process of curing same
Assignee: General Electric Co
•
Filing: 1955-05-18
•
Granted: 1959-05-26
•
Expires: 1975-05-18
Abstract
No abstract record available.
Inventors
- 👤 Frank M Precopio
- 👤 Alfred R Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:20
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K3/34; C08K3/346; C08K3/36; C08L2312/00; C08L83/00; C08L83/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A CURABLE COMPOSITION COMPRISING (1) POLYETHYLENE, (2) A PEROXIDE IN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED GROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALKYL, AND (3) A FILLER SELECTED FROM THE GROUP CONSISTING OF SILICA, CARBON BLACK, ALUMINA AND CALCIUM SILICATE.
Claim 2
Dependent Claim
61 words
A CURABLE COMPOSITION COMPRISING (1) POLYETHYLENE, (2) A PEROXIDE IN WHICH EACH OF THE PEROXIDE OXYGENS IS LINKED DIRECTLY TO A TERTIARY CARBON ATOM WHOSE REMAINING VALENCES ARE ATTACHED TO RADICALS SELECTED GROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL, ALKYL CYCLOALKYL, ARYL, AND ARALKYL, AND (3) A FILLER SELECTED FROM THE GROUP CONSISTING OF SILICA, CARBON BLACK, ALUMINA AND CALCIUM SILICATE.
References Cited (Backward Citations)
US2748104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |