US1575735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Way guard for machine tools
Assignee: Warner and Swasey Co
•
Filing: 1924-03-26
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Granted: 1926-03-09
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Expires: 1944-03-26
Abstract
No abstract record available.
Inventors
- 👤 Edward P Burrell
- 👤 John J N Van Hamersveld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:36
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/08; F16C29/082; B; B23; B23Q; B23Q11/00; B23Q11/08; F16C2322/00; F16C2322/39; Y; Y10; Y10S; Y10S82/00; Y10S82/901; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5154; Y10T29/5164
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) | 1929-03-08 | 1929-09-07 | 1930-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-03-08 | 1933-09-07 | 1934-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-03-08 | 1937-09-07 | 1938-03-09 | $7700.00 | Window Closed / Lapsed |