Patent US2183285A successfully refreshed from Google Patents.
US2183285A
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Assignee: Gleason Works
•
Filing: 1939-01-31
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Granted: 1939-12-12
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Expires: 1959-01-31
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:45
CPC Classifications
B; B23; B23F; B23F9/00; B23F9/003; B23F1/00; B23F1/08; B23F21/00; B23F21/12; B23F21/22; B23F21/223; B23F21/226; B23F21/24; B23F21/245; B23F9/08; B23F9/10; F; F16; F16H; F16H55/00; F16H55/02; F16H55/08; F16H55/0846; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/14; Y; Y10; Y10T; Y10T407/00; Y10T407/17; Y10T407/1705; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/103816; Y10T409/103975; Y10T409/107791; Y10T409/108109; Y10T409/108268; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19958
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) | 1942-12-11 | 1943-06-12 | 1943-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-11 | 1947-06-12 | 1947-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-11 | 1951-06-12 | 1951-12-12 | $7700.00 | Window Closed / Lapsed |