US3661816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Room temperature curing organopolysiloxanes
Assignee: Wacker Chemical Corp
•
Filing: 1970-04-10
•
Granted: 1972-05-09
•
Expires: 1990-04-10
Abstract
Abstract THE INVENTION RELATES TO CURABLE ORGANOPOLYSILOXANE COMPOSITONS COMPRISING AN ORGANOPOLYSILOXANE AND A DISILAORGANIC CROSS-LINKING AGENT CONTAINING FUNCTIONAL GROUPS WHICH AREHYDROLYZABLE INTHE PRESENCE OF AMBIENT MOISTURE.
Inventors
- 👤 Anthony Enrico Pepe
- 👤 Guenther Fritz Lengnick
- 👤 Charles George Neuroth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:50
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/14; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0892; C08G; C08G77/00; C08G77/42; C08G77/442; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |