Patent US5449941A successfully refreshed from Google Patents.
Patent US3382205A successfully refreshed from Google Patents.
US3382205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions containing silanol chainstopped polydimethyl-siloxane, organosilicon proess aid, and curing agent
Assignee: General Electric Co
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Filing: 1963-09-27
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Granted: 1968-05-07
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Melvin D Beers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:49
CPC Classifications
C; C08; C08L; C08L83/00; C08G; C08G77/00; C08G77/04; C08G77/06; C08G77/12; C08G77/14; C08G77/16; C08G77/20; C08G77/70; C08L83/04; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A SUBSTANTIALLY ANHYDROUS ORGANOPOLYSILOXANE COMPOSITION CURABLE AT ROOM TEMPERATURE TO THE ELASTOMERIC STATE UPON EXPOSURE TO MOISTURE COMPRISING (A) 100 PARTS OF A SILANOL CHAIN-STOPPED ORGANOPOLYSILOXANE CONSISTING ESSENTIALLY OF CHEMICALLY COMBINED DIORGANOSILOXY UNITS OF THE FORMULA:
Claim 2
Dependent Claim
36 words
A SUBSTANTIALLY ANHYDROUS ORGANOPOLYSILOXANE COMPOSITION CURABLE AT ROOM TEMPERATURE TO THE ELASTOMERIC STATE UPON EXPOSURE TO MOISTURE COMPRISING (A) 100 PARTS OF A SILANOL CHAIN-STOPPED ORGANOPOLYSILOXANE CONSISTING ESSENTIALLY OF CHEMICALLY COMBINED DIORGANOSILOXY 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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |