US2256558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash remover
Assignee: Motors Liquidation Co
•
Filing: 1939-07-22
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Granted: 1941-09-23
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Expires: 1959-07-22
Abstract
No abstract record available.
Inventors
- 👤 Delmar S Harder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:38
CPC Classifications
B; B23; B23D; B23D79/00; B23D79/02; Y; Y10; Y10S; Y10S82/00; Y10S82/901; Y10T; Y10T409/00; Y10T409/30; Y10T409/304088; Y10T409/3042; Y10T409/304256; Y10T409/304536; Y10T409/30532; Y10T409/305432; Y10T82/00; Y10T82/25; Y10T82/2572
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) | 1944-09-22 | 1945-03-24 | 1945-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-09-22 | 1949-03-24 | 1949-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-09-22 | 1953-03-24 | 1953-09-23 | $7700.00 | Window Closed / Lapsed |