Patent US3580939A successfully refreshed from Google Patents.
US3580939A
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Aminosilanes and compositions containing them
Assignee: Rhone Poulenc SA
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Filing: 1968-04-22
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Granted: 1971-05-25
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Expires: 1988-04-22
Abstract
Abstract THE INVENTION PROVIDES NEW TRISAMINOSILANES CONTAINING A 2,2-DICHLOROCYCLOPROPYL GROUP AND ORGANOPOLYSILOXANE COMPOSITIONS CONTAINING THE SAME AS CROSS-LINKING AGENTS WHICH ARE STORAGE-STABLE IN THE ABSENCE OF MOISTURE BUT CORE RAPIDLY AT AMBIENT TEMPERATURE IN THE PRESENCE OF MOISTURE.
Inventors
- 👤 Louis Ceyzeriat
- 👤 Maurice Gaignon
- 👤 Marcel Lefort
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:13
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/10; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/045; C08G77/12; C08G77/14; C08G77/16; C08G77/18; C08G77/20; C08G77/22; C08G77/24; C08G77/26; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |