Patent US3096049A successfully refreshed from Google Patents.
Patent US2880067A successfully refreshed from Google Patents.
US2880067A
Expired / Lapsed
US
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Process for preparing metal carbonyls
Assignee: Ethyl Corp
•
Filing: 1956-10-03
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Granted: 1959-03-31
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Expires: 1976-10-03
Abstract
No abstract record available.
Inventors
- 👤 Rex D Closson
- 👤 George G Ecke
- 👤 Lloyd R Buzbee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:26
CPC Classifications
C; C01; C01G; C01G1/00; C01G1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A PROCESS FOR PREPARING A TRANSITION METAL CARBONYL WHICH COMPRISES REACTING CARBON MONOXIDE WITH A COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
19 words
A PROCESS FOR PREPARING A TRANSITION METAL CARBONYL WHICH COMPRISES REACTING CARBON MONOXIDE WITH A COMPOUND 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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |