US1979996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating process
Assignee: Motors Liquidation Co
•
Filing: 1931-04-03
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Granted: 1934-11-06
•
Expires: 1951-04-03
Abstract
No abstract record available.
Inventors
- 👤 William M Phillips
- 👤 Guy M Cole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:20
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/34; C25D5/36; C25D3/00; C25D3/02; C25D3/20; C25F; C25F1/00; C25F1/02; C25F1/04; C25F1/06
Claims Analysis
Total Claims: 0
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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) | 1937-11-05 | 1938-05-07 | 1938-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-11-05 | 1942-05-07 | 1942-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-11-05 | 1946-05-07 | 1946-11-06 | $7700.00 | Window Closed / Lapsed |