US2951099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1, 4, 5, 6, 7, 7-hexachloro-2, 3-bis(bromomethyl)-bicyclo(2.2.1)-heptadiene-2, 5
Assignee: Hooker Chemical Corp
•
Filing: 1959-01-12
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Granted: 1960-08-30
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Expires: 1979-01-12
Abstract
No abstract record available.
Inventors
- 👤 Paul E Hoch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:58
CPC Classifications
C; C07; C07C; C07C23/00; C07C23/18; C07C23/20; C07C23/27; C07C17/00; C07C17/013; C07C17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
THE PROCESS OF PRODUCING 1,4,5,6,7,7-HEXACHLORO2,3-BIS(BROMOMETHYL)-BICYCLO - (2.2.1) - HEPTADIENE-2,5 WHICH COMPRISES ADDING BROMINE TO 1,4,5,6,7,7-HEXACHLORO-2,3-DIMETHYLENE-BICYCLO-(2.2.1)-HEPTENE-5. 3. 1,4,5,6,7,7-HEXACHLORO - 2,3 - BIS(BROMOMETHYL)-BICYCLO-(2.2.1)-HEPTADIENE-2,5.
Claim 2
Dependent Claim
21 words
THE PROCESS OF PRODUCING 1,4,5,6,7,7-HEXACHLORO2,3-BIS(BROMOMETHYL)-BICYCLO - (2.2.1) - HEPTADIENE-2,5 WHICH COMPRISES ADDING BROMINE TO 1,4,5,6,7,7-HEXACHLORO-2,3-DIMETHYLENE-BICYCLO-(2.2.1)-HEPTENE-5. 3. 1,4,5,6,7,7-HEXACHLORO - 2,3 - BIS(BROMOMETHYL)-BICYCLO-(2.2.1)-HEPTADIENE-2,5.
References Cited (Backward Citations)
US2717851A
Cited
US2905725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |