US3152017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitro heterocyclic derivatives for improved battery compositions
Assignee: Wyeth Holdings LLC
•
Filing: 1960-08-17
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Granted: 1964-10-06
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Expires: 1980-08-17
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Colerman
- 👤 Richard A Parent
- 👤 John D Voorhies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:58
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M4/00; H01M4/02; H01M4/36; H01M4/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
A DRY CELL COMPRISING IN COMBINATION AN ANODE OF A HIGHLY ELECTRO POSITIVE METAL, AND A CATHODE COMPOSITION
Claim 2
Dependent Claim
18 words
A DRY CELL COMPRISING IN COMBINATION AN ANODE OF A HIGHLY ELECTRO POSITIVE METAL, AND A CATHODE COMPOSITION
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |