US2014169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filming metal for condensers
Assignee: ROBERT T MACK
•
Filing: 1930-11-13
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Granted: 1935-09-10
•
Expires: 1950-11-13
Abstract
No abstract record available.
Inventors
- 👤 Philip E Edelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:15
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/06; C25D11/08; H; H01; H01G; H01G9/00; H01G9/004; H01G9/02
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) | 1938-09-09 | 1939-03-11 | 1939-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-09 | 1943-03-11 | 1943-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-09 | 1947-03-11 | 1947-09-10 | $7700.00 | Window Closed / Lapsed |