US2599799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethers of polymerized epihalohydrin
Assignee: General Mills Inc
•
Filing: 1948-02-24
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Granted: 1952-06-10
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Expires: 1968-02-24
Abstract
No abstract record available.
Inventors
- 👤 Wittcoff Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:11
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/32; C08G65/329; C08G65/331; C08G65/3311; C08G65/3312
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
PROCESS OF PRODUCING AN ETHER OF A LINEAR POLYMER, THE EHTER CONTAINING THE FOLLOWING UNIT STRUCTURE:
Claim 2
Dependent Claim
16 words
PROCESS OF PRODUCING AN ETHER OF A LINEAR POLYMER, THE EHTER CONTAINING THE FOLLOWING UNIT STRUCTURE:
References Cited (Backward Citations)
US2426863A
Cited
GB477843A
Cited
US2161937A
Cited
US2201074A
Cited
US2380185A
Cited
US2450234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |