US2636060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary battery and method of making the same
Assignee: Individual
•
Filing: 1950-05-03
•
Granted: 1953-04-21
•
Expires: 1970-05-03
Abstract
No abstract record available.
Inventors
- 👤 Fischbach Adolph
- 👤 Hyman J Mandel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:21
CPC Classifications
H; H01; H01M; H01M6/00; H01M4/00; H01M4/02; H01M4/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A CUPROUS CHLORIDE ELECTRODE FOR PRIMARY CELLS COMPRISING A THIN GRID SUPPORTING A POROUS, SPONGY MASS OF CUPROUS CHLORIDE.
Claim 2
Dependent Claim
19 words
A CUPROUS CHLORIDE ELECTRODE FOR PRIMARY CELLS COMPRISING A THIN GRID SUPPORTING A POROUS, SPONGY MASS OF CUPROUS CHLORIDE.
References Cited (Backward Citations)
GB443983A
Cited
US2322210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |