Patent US3293204A successfully refreshed from Google Patents.
US3293204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions containing silanol chainstopped polydimethylsiloxone, methoxy-stopped siloxone copolymer, and methyltriacetoxysilane
Assignee: General Electric Co
•
Filing: 1962-09-04
•
Granted: 1966-12-20
•
Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Smith
- 👤 Zuba George P De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:08
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/20; C08G77/70; A; A61; A61K; A61K2800/00; A61K2800/20; A61K2800/30; A61K2800/31; 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)
US3035016A
Cited
US3065194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |