US3621046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organosilicon compounds
Assignee: General Electric Co
•
Filing: 1969-01-06
•
Granted: 1971-11-16
•
Expires: 1989-01-06
Abstract
Abstract Monomeric organosilicon compounds having an alkyl substituent with two thioacid ester groups.
Inventors
- 👤 Abe Berger
- 👤 Terry G Selin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:43
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1804
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
Compound of claim 1, wherein A and Z are each alkyl.
Claim 2
Dependent Claim
15 words
Compound of claim 1, wherein A and Z are each methyl, and Z'' is hydrogen.
References Cited (Backward Citations)
US3388144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |