US3344111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of stable copolymerizable organosilicon compositions containing a platinum catalyst and an acrylonitrile type compound
Assignee: General Electric Co
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Filing: 1966-09-28
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Granted: 1967-09-26
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Expires: 1986-09-28
Abstract
No abstract record available.
Inventors
- 👤 Alan J Chalk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:13
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/06; C08K; C08K5/00; C08K5/16; C08K5/315
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
28 words
THE PROCESS FOR REDUCING THE ACTIVITY OF A PLATINUM CATALYST EFFECTIVE TO CAUSE COPOLYMERICATION OF A MIXTURE OF COPOLYMERIZABLE INGREDIENTS COMPRISING (A) AN OLEFINIC POLYSILOXANE HAVING THE FORMULA
Claim 2
Dependent Claim
28 words
THE PROCESS FOR REDUCING THE ACTIVITY OF A PLATINUM CATALYST EFFECTIVE TO CAUSE COPOLYMERICATION OF A MIXTURE OF COPOLYMERIZABLE INGREDIENTS COMPRISING (A) AN OLEFINIC POLYSILOXANE HAVING THE FORMULA
Claim 3
Dependent Claim
16 words
A COMPOSITION STABILIZED AGAINST PREMATURE GELATION COMPRISING (A) AN OLEFINIC POLYSILOXANE HAVING UNITS OF THE FORMULA
Claim 4
Dependent Claim
16 words
A COMPOSITION STABILIZED AGAINST PREMATURE GELATION COMPRISING (A) AN OLEFINIC POLYSILOXANE HAVING UNITS OF 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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |