Patent US3159601A successfully refreshed from Google Patents.
US3159601A
Expired / Lapsed
US
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Platinum-olefin complex catalyzed addition of hydrogen- and alkenyl-substituted siloxanes
Assignee: General Electric Co
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Filing: 1962-07-02
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Granted: 1964-12-01
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Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Bruce A Ashby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:33
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/22; B01J31/2282; B01J31/2295; B01J31/2291; C; C07; C07F; C07F15/00; C07F15/0006; C07F15/0086; C08; C08G; C08G77/00; C08K; C08K5/00; C08K5/56; B01J2231/00; B01J2231/10; B01J2231/14; B01J2231/30; B01J2231/32; B01J2231/323; B01J2531/00; B01J2531/80; B01J2531/82; B01J2531/828
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A PROCESS FOR THE ADDITION OF THE SILICON-BONDED HYDROGEN OF A FIRST ORGANOPOLYSILOXANE HAVING THE FORMULA:
Claim 2
Dependent Claim
16 words
A PROCESS FOR THE ADDITION OF THE SILICON-BONDED HYDROGEN OF A FIRST ORGANOPOLYSILOXANE 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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |