US2039090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of manufacturing tie plates
Assignee: Woodings Verona Tool Works
•
Filing: 1933-10-03
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Granted: 1936-04-28
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Expires: 1953-10-03
Abstract
No abstract record available.
Inventors
- 👤 John F W Kruse
- 👤 Charles W Dawson
- 👤 Andrew T Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:48
CPC Classifications
B; B21; B21K; B21K7/00; B21K7/02; B21K7/08; Y; Y10; Y10T; Y10T29/00; Y10T29/29; Y10T83/00; Y10T83/808; Y10T83/822; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8843
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) | 1939-04-28 | 1939-10-28 | 1940-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-04-28 | 1943-10-28 | 1944-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-04-28 | 1947-10-28 | 1948-04-28 | $7700.00 | Window Closed / Lapsed |