US2997452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of curing 1-olefin copolymers with a trihalomelamine and zinc or cadmium salts and product thereof
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1957-12-19
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Granted: 1961-08-22
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Expires: 1977-12-19
Abstract
No abstract record available.
Inventors
- 👤 Henry S Makowski
- 👤 James V Fusco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:40
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492; C08K5/34922
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
26 words
A COMPOSITION OF MATTER COMPRISING A RUBBERY, SUBSTANTIALLY AMORPHOUS COPOLYMER OF ETHYLENE AND AN ALPHA MONOOLEFIN OF 3 TO 5 CARBON ATOMS CURED BY A TRIHALOMELAMINE.
Claim 2
Dependent Claim
26 words
A COMPOSITION OF MATTER COMPRISING A RUBBERY, SUBSTANTIALLY AMORPHOUS COPOLYMER OF ETHYLENE AND AN ALPHA MONOOLEFIN OF 3 TO 5 CARBON ATOMS CURED BY A TRIHALOMELAMINE.
Claim 3
Dependent Claim
65 words
A COMPOSITION OF MATTER COMPRISING A RUBBERY, SUBSTANTIALLY AMORPHOUS COPOLYMER OF ETHYLENE AND AN ALPHA MONOOLEFIN OF 3 TO 5 CARBON ATOMS CURED BY A TRIHALOMELAMINE AND A METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF ZINC CARBONATE, ZINC OXIDE, ZINC SULFIDE, ZINC NITRATE, ZINC PHOSPHATE, ZINC SULFATE, ZINC STEARATE, CADMIUM CARBONATE, CADMIUM OXIDE, CADMIUM SULFIDE, CADMIUM NITRATE, CADMIUM PHOSPHATE, CADMIUM SULFATE, AND CADMIUM STEARATE.
Claim 4
Dependent Claim
65 words
A COMPOSITION OF MATTER COMPRISING A RUBBERY, SUBSTANTIALLY AMORPHOUS COPOLYMER OF ETHYLENE AND AN ALPHA MONOOLEFIN OF 3 TO 5 CARBON ATOMS CURED BY A TRIHALOMELAMINE AND A METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF ZINC CARBONATE, ZINC OXIDE, ZINC SULFIDE, ZINC NITRATE, ZINC PHOSPHATE, ZINC SULFATE, ZINC STEARATE, CADMIUM CARBONATE, CADMIUM OXIDE, CADMIUM SULFIDE, CADMIUM NITRATE, CADMIUM PHOSPHATE, CADMIUM SULFATE, AND CADMIUM STEARATE.
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) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |