US2887500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Redistribution of organosilanes
Assignee: General Electric Co
•
Filing: 1955-07-13
•
Granted: 1959-05-19
•
Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Harry R Mcentee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:21
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12; C07F7/121; C07F7/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
IN THE PROCESS INVOLVING THE REDISTRIBUTION REACTION AT A TEMPERATURE OF ABOUT 250*C. TO 500*C. BETWEEN (1) A PREFORMED COMPOUND CORRESPONDING TO THE GENERAL FORMULA
Claim 2
Dependent Claim
25 words
IN THE PROCESS INVOLVING THE REDISTRIBUTION REACTION AT A TEMPERATURE OF ABOUT 250*C. TO 500*C. BETWEEN (1) A PREFORMED COMPOUND CORRESPONDING TO THE GENERAL FORMULA
References Cited (Backward Citations)
US2655484A
Cited
US2717257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |