US3117148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Butadiene iron subgroup tricarbonyl hydrohalide compounds and their preparation
Assignee: Ethyl Corp
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Filing: 1961-08-09
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Granted: 1964-01-07
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Expires: 1981-08-09
Abstract
No abstract record available.
Inventors
- 👤 Kryn G Ihrman
- 👤 Thomas H Coffeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:44
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305; C07; C07F; C07F15/00; C07F15/02; C08; C08K; C08K5/00; C08K5/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A BUTADIENE IRON SUBGROUP TRICARBONYL HYDROHALIDE WHEREIN THE HALOGEN IS SELECTED FROM THE CLASS CONSISTING OF CHLROINE, BROMINE AND IODINE.
Claim 2
Dependent Claim
20 words
A BUTADIENE IRON SUBGROUP TRICARBONYL HYDROHALIDE WHEREIN THE HALOGEN IS SELECTED FROM THE CLASS CONSISTING OF CHLROINE, BROMINE AND IODINE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |