US2905725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Partial dehalogenation of halobicyclo compounds
Assignee: Universal Oil Products Co
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Filing: 1956-04-25
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Granted: 1959-09-22
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Expires: 1976-04-25
Abstract
No abstract record available.
Inventors
- 👤 Schmerling Louis
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; C07C17/23; C07C17/26; C07C17/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A PROCESS FOR THE PREPARATION OF A HALOBICYCLOALKADIENE WHICH COMPRISES REACTING A CONJUGATEWD CYCLOALKADIENE AT A TEMPERATURE OF FROM ABOUT ATMOSPHERIC TO ABOUT 250* C. WITH A POLYHALOOLEFIN HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
32 words
A PROCESS FOR THE PREPARATION OF A HALOBICYCLOALKADIENE WHICH COMPRISES REACTING A CONJUGATEWD CYCLOALKADIENE AT A TEMPERATURE OF FROM ABOUT ATMOSPHERIC TO ABOUT 250* C. WITH A POLYHALOOLEFIN HAVING THE GENERAL FORMULA:
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) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |