US2616873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo-phosphorus resinous compositions
Assignee: General Electric Co
•
Filing: 1948-03-23
•
Granted: 1952-11-04
•
Expires: 1968-03-23
Abstract
No abstract record available.
Inventors
- 👤 William E Cass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:06
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/02; C08G79/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A RESINOUS COMPOSITION OF MATTER COMPRISING THE PRODUCT OF REACTION UNDER HEAT BETWEEN (1) AN ORGANO-PHOSPHORUS COMPOUND CORRESPONDING TO THE FORMULA
Claim 2
Dependent Claim
21 words
A RESINOUS COMPOSITION OF MATTER COMPRISING THE PRODUCT OF REACTION UNDER HEAT BETWEEN (1) AN ORGANO-PHOSPHORUS COMPOUND CORRESPONDING TO THE FORMULA
References Cited (Backward Citations)
US2272668A
Cited
US2435252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |