US2863848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers containing hexachlorocyclo-pentadiene and process of making same
Assignee: Hooker Chemical Corp
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Filing: 1956-08-09
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Granted: 1958-12-09
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Expires: 1976-08-09
Abstract
No abstract record available.
Inventors
- 👤 Robitschek Paul
- 👤 Bean Claude Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:35
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/91; C08G63/914; C08G63/918; C08G63/68; C08G63/682; C08G63/6824; C08G63/6828; Y; Y10; Y10S; Y10S521/00; Y10S521/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
THE PROCESS WHICH COMPRISES REACTING HEXAHALOCYCLOPENTADIENE WHEREIN THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE, FLUORINE AND MIXTURES THEREOF WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF (1) ALIPHATIC UNSATURATED LINEAR POLYESTERS OF A POLYHYDRIC ALCOHOL AND A POLYCARBOXYLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYCARBOXYLIC ACIDS AND POLYCARBOXYLIC ANHYDRIDES, AND (2) GLYCERIDE DRYING OILS.
Claim 2
Dependent Claim
60 words
THE PROCESS WHICH COMPRISES REACTING HEXAHALOCYCLOPENTADIENE WHEREIN THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE, FLUORINE AND MIXTURES THEREOF WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF (1) ALIPHATIC UNSATURATED LINEAR POLYESTERS OF A POLYHYDRIC ALCOHOL AND A POLYCARBOXYLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYCARBOXYLIC ACIDS AND POLYCARBOXYLIC ANHYDRIDES, AND (2) GLYCERIDE DRYING OILS.
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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |