US3455371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery grid casting method and machine
Assignee: Motors Liquidation Co
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Filing: 1966-10-21
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Granted: 1969-07-15
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Expires: 1986-10-21
Abstract
No abstract record available.
Inventors
- 👤 Charles A Nichols
- 👤 Alexander H Joyce
- 👤 Charles W Gardner
- 👤 William A Fletcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:28
CPC Classifications
B; B22; B22D; B22D25/00; B22D25/02; B22D25/04; B22D11/00; B22D11/06; B22D11/0602; H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/70; H01M4/72; H01M4/73; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10S; Y10S164/00; Y10S164/01
Claims Analysis
Total Claims: 0
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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) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |