US3326952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallocenyl substituted organosilicon materials
Assignee: General Electric Co
•
Filing: 1963-05-27
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Granted: 1967-06-20
•
Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Edward V Wilkus
- 👤 Berger Abe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/48; C08G77/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
ORGANOSILICON POLYMERS SELECTED FROM THE CLASS CONSISTING OF, (A) POLYMERS COMPOSED OF CHEMICALLY COMBINED UNITS OF THE FORMULA,
Claim 2
Dependent Claim
18 words
ORGANOSILICON POLYMERS SELECTED FROM THE CLASS CONSISTING OF, (A) POLYMERS COMPOSED OF CHEMICALLY COMBINED UNITS OF THE FORMULA,
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |