US2960450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo manganese compounds
Assignee: Ethyl Corp
•
Filing: 1959-10-16
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Granted: 1960-11-15
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Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
- 👤 Albert P Giraitis
- 👤 Tillmon H Pearson
- 👤 Richard C Pinkerton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:48
CPC Classifications
C; C07; C07F; C07F17/00; C25; C25B; C25B3/00; C25B3/01; C25B3/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE PROCESS OF PRODUCING A MANGANESE CYCLOPENTADIENIDE COMPRISING PASSING AN ELECTROLYZING CURRENT FROM AN ANODE CONTAINING METALLIC MANGANESE TO A CATHODE THROUGH AN ELECTROLYTE COMPRISING A SOLUTION OF A METAL CYCLOPENTADIENIDE OF A METAL OTHER THAN MANGANESE IN AN ORGANIC SOLVENT.
Claim 2
Dependent Claim
41 words
THE PROCESS OF PRODUCING A MANGANESE CYCLOPENTADIENIDE COMPRISING PASSING AN ELECTROLYZING CURRENT FROM AN ANODE CONTAINING METALLIC MANGANESE TO A CATHODE THROUGH AN ELECTROLYTE COMPRISING A SOLUTION OF A METAL CYCLOPENTADIENIDE OF A METAL OTHER THAN MANGANESE IN AN ORGANIC SOLVENT.
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |