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US2810712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated esters of poly-halogencontaining dicarboxylic acids and polymers thereof
Assignee: Occidental Chemical Corp
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Filing: 1952-09-10
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Granted: 1957-10-22
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Expires: 1972-09-10
Abstract
No abstract record available.
Inventors
- 👤 Charles F Baranauckas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:13
CPC Classifications
C; C08; C08F; C08F222/00; C08F222/10; C08F222/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
6 words
A RESINOUS PLYMER OF DIALLYL 1,4,5,6,7,7-HEXACHLOROBICYCLO-(2.2.1)-5-HEPTENE-2,3-DICARBOXYLATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |