US2040979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mill guide
Assignee: Individual
•
Filing: 1932-07-30
•
Granted: 1936-05-19
•
Expires: 1952-07-30
Abstract
No abstract record available.
Inventors
- 👤 Edward G Crozier
- 👤 John R Post
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:43
CPC Classifications
B; B21; B21B; B21B39/00; B21B39/14; B21B39/16; B21B1/00; B21B1/08; B21B1/088; B21B13/00; B21B13/08; B21B13/10; B21B2013/106; B21B2203/00; B21B2203/36
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) | 1939-05-19 | 1939-11-18 | 1940-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-05-19 | 1943-11-18 | 1944-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-05-19 | 1947-11-18 | 1948-05-19 | $7700.00 | Window Closed / Lapsed |