US2641605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triorganosilylbenzaldehydes
Assignee: General Electric Co
•
Filing: 1952-05-15
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Granted: 1953-06-09
•
Expires: 1972-05-15
Abstract
No abstract record available.
Inventors
- 👤 Kurt C Frisch
- 👤 Phiroze D Shroff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:44
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/081
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A COMPOSITION OF MATTER COMPRISING A COMPOUND HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
11 words
A COMPOSITION OF MATTER COMPRISING A COMPOUND HAVING THE GENERAL 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) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |