US3126401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iron tricarbonyl complexes of
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
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Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:09
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/301; C07; C07F; C07F15/00; C07F15/0006; C07F15/002; C07F15/0046; C07F15/02; C23; C23C; C23C16/00; C23C16/06; C23C16/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
CONJUATED DIENE IRON-SUBGROUP METAL TRICARBONYL COMPOUNDS WHEREIN THE CONJUGATED DIENE IS SELECTED FROM THE CLASS CONSISTING OF (A) THE 1,3-BUTADIENE CARBOXY AND DICARBOXY ACIDS AND LOWER ALKYL ESTERS THEREOF; AND (B) THE ALKYL SUBSTITUTED 1,3-BUTADIENE CARBOXY AND DICARBOXY ACIDS HAVING UP TO 16 CARBON ATOMS AND THE LOWER ALKYL ESTERS THEREOF.
Claim 2
Dependent Claim
51 words
CONJUATED DIENE IRON-SUBGROUP METAL TRICARBONYL COMPOUNDS WHEREIN THE CONJUGATED DIENE IS SELECTED FROM THE CLASS CONSISTING OF (A) THE 1,3-BUTADIENE CARBOXY AND DICARBOXY ACIDS AND LOWER ALKYL ESTERS THEREOF; AND (B) THE ALKYL SUBSTITUTED 1,3-BUTADIENE CARBOXY AND DICARBOXY ACIDS HAVING UP TO 16 CARBON ATOMS AND THE LOWER ALKYL ESTERS THEREOF.
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) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |