US2390537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal plate dimpling machine
Assignee: HUXON HOLDING Corp
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Filing: 1943-05-19
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Granted: 1945-12-11
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Expires: 1963-05-19
Abstract
No abstract record available.
Inventors
- 👤 Louis C Huck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:32
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/16; B21J15/22; B21D; B21D22/00; B21D22/02; B21D22/04; B21J15/105
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) | 1948-12-10 | 1949-06-11 | 1949-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-12-10 | 1953-06-11 | 1953-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-12-10 | 1957-06-11 | 1957-12-11 | $7700.00 | Window Closed / Lapsed |