US3308088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicon resin varnishes containing cobalt and chromium complexes
Assignee: Toshiba Corp
•
Filing: 1964-03-26
•
Granted: 1967-03-07
•
Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Wada Tamotsu
- 👤 Ishizaka Mitsuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A SILICONE VARNISH COMPRISING A SOULUTION OF AN ORGANOPOLYSILOANE RESIN REPRESENTED BY A GENERAL FORMULA
Claim 2
Dependent Claim
15 words
A SILICONE VARNISH COMPRISING A SOULUTION OF AN ORGANOPOLYSILOANE RESIN REPRESENTED BY A GENERAL FORMULA
References Cited (Backward Citations)
US2465296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |