US3083175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable composition comprising cured filler, polymerized butadiene and di-alpha-cumyl peroxide and cured products thereof
Assignee: General Electric Co
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Filing: 1956-03-27
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Granted: 1963-03-26
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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
2026-10-24 18:41
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/14; C08L; C08L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A CURABLE COMPOSITION WHICH EXHIBITS LITTLE SHRINKAGE ON CURING, WHICH COMPRISES (1) A FILLER WHICH IS FINELY GROUND, CURED ALKALI METAL POLYMERIZED 1,3-BYTADIENE WHEREUB THE POLYMERIZED 1,3-BUTADIENE COMPRISES AT LEAST 30% 1,2-POLYBUTADIENE, SAID FINELY GROUND FILLER BEING CURED WITH DI-A-CUMYL PEROXIDE, (2) ALKALI METAL POLYMERIZED 1,3-BUTADIENE COMPRISING AT LEAST 30% 1,2POLYBUTADIENE, AND (3) 0.1-10% DI-A-CUMYL PEROXIDE BASED ON THE WEIGHT OF THE POLYMERIZED 1,3-BUTADIENE.
Claim 2
Dependent Claim
64 words
A CURABLE COMPOSITION WHICH EXHIBITS LITTLE SHRINKAGE ON CURING, WHICH COMPRISES (1) A FILLER WHICH IS FINELY GROUND, CURED ALKALI METAL POLYMERIZED 1,3-BYTADIENE WHEREUB THE POLYMERIZED 1,3-BUTADIENE COMPRISES AT LEAST 30% 1,2-POLYBUTADIENE, SAID FINELY GROUND FILLER BEING CURED WITH DI-A-CUMYL PEROXIDE, (2) ALKALI METAL POLYMERIZED 1,3-BUTADIENE COMPRISING AT LEAST 30% 1,2POLYBUTADIENE, AND (3) 0.1-10% DI-A-CUMYL PEROXIDE BASED ON THE WEIGHT OF THE POLYMERIZED 1,3-BUTADIENE.
References Cited (Backward Citations)
US2422153A
Cited
US2690461A
Cited
US2558527A
Cited
US2676944A
Cited
US2819256A
Cited
US2819255A
Cited
US2835642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |