US3278461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicon-silicon polymers
Assignee: General Electric Co
•
Filing: 1963-08-01
•
Granted: 1966-10-11
•
Expires: 1983-08-01
Abstract
No abstract record available.
Inventors
- 👤 Tse C Wu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:23
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/60; C08G77/48; C08G77/50; C08G77/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A POLYMERIC MATERIAL CONSISTING ESSENTIALLY OF FROM ABOUT 3 TO 50 RECURRING UNITS HAVING THE FORMULA:
Claim 2
Dependent Claim
16 words
A POLYMERIC MATERIAL CONSISTING ESSENTIALLY OF FROM ABOUT 3 TO 50 RECURRING UNITS HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |