US3093671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclic diene group vi-beta metal carbonyls
Assignee: Ethyl Corp
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Filing: 1960-11-14
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Granted: 1963-06-11
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Expires: 1980-11-14
Abstract
No abstract record available.
Inventors
- 👤 Kryn G Ihrman
- 👤 Thomas H Coffield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:23
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/06; C03C17/10; C07; C07F; C07F11/00; C07F15/00; C07F15/02; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305; C23; C23C; C23C16/00; C23C16/06; C23C16/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
ORGANOMETALLIC COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
ORGANOMETALLIC COMPOUNDS HAVING THE FORMULA
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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |