US3288879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanization of rubber with an organohydrogen polysiloxane and a chloroplatinic acidcompound
Assignee: General Electric Co
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Filing: 1963-07-23
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Granted: 1966-11-29
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Expires: 1983-07-23
Abstract
No abstract record available.
Inventors
- 👤 Moyer M Safford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:24
CPC Classifications
C; C08; C08L; C08L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A VULCANIZABLE COMPOSITION OF MATTER COMPRISING (1) A SYNTHETIC RUBBER SELECTED FROM THE CLASS CONSISTING OF COPOLYMERS OF A BUTADIENE AND ACRYLONITRILE, AND C0POLYMERS OF A BUTADIENE AND STYRENE AND (2) A VULCANIZING AGENT FOR (1) COMPRISING A MINOR PROPORTION SUFFICIENT TO EFFECT VULCANIZATION OF (1) OF A MIXTURE OF INGREDIENTS COMPOSED OF (A) AN ORGANOHYDROGEN POLYSILOXANE HAVING THE FORMULA:
Claim 2
Dependent Claim
60 words
A VULCANIZABLE COMPOSITION OF MATTER COMPRISING (1) A SYNTHETIC RUBBER SELECTED FROM THE CLASS CONSISTING OF COPOLYMERS OF A BUTADIENE AND ACRYLONITRILE, AND C0POLYMERS OF A BUTADIENE AND STYRENE AND (2) A VULCANIZING AGENT FOR (1) COMPRISING A MINOR PROPORTION SUFFICIENT TO EFFECT VULCANIZATION OF (1) OF A MIXTURE OF INGREDIENTS COMPOSED OF (A) AN ORGANOHYDROGEN POLYSILOXANE HAVING THE FORMULA:
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |