US2802851A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triorganoethynyl fluorosilanes
Assignee: Airco Inc
•
Filing: 1955-03-14
•
Granted: 1957-08-13
•
Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 George L Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:36
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
A NOVEL COMPOSITION OF MATTER REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
9 words
A NOVEL COMPOSITION OF MATTER REPRESENTED BY THE FORMULA
Claim 3
Dependent Claim
12 words
THE PROCESS OF PREPARING A COMPOSITION OF MATTER REPRESENTED BY THE FORMULA
Claim 4
Dependent Claim
12 words
THE PROCESS OF PREPARING A COMPOSITION OF MATTER REPRESENTED BY THE FORMULA
References Cited (Backward Citations)
US2671101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |