US2649436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenol ether resins
Assignee: Rayonier Inc
•
Filing: 1951-04-24
•
Granted: 1953-08-18
•
Expires: 1971-04-24
Abstract
No abstract record available.
Inventors
- 👤 Louis H Bock
- 👤 Lewis J Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:41
CPC Classifications
C; C08; C08G; C08G61/00; C08G61/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
THE RESINOUS CONDENSATION PRODUCTS OBTAINED BY HEATING DIHYDRIC ALCOHOLS HAVING THE FORMULA
Claim 2
Dependent Claim
12 words
THE RESINOUS CONDENSATION PRODUCTS OBTAINED BY HEATING DIHYDRIC ALCOHOLS HAVING THE FORMULA
References Cited (Backward Citations)
US2350326A
Cited
US2515164A
Cited
US2485711A
Cited
US2489200A
Cited
US2503207A
Cited
US2500582A
Cited
US2500011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |