US1453732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic machine tool
Assignee: Gisholt Machine Co
•
Filing: 1921-08-26
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Granted: 1923-05-01
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Expires: 1941-08-26
Abstract
No abstract record available.
Inventors
- 👤 William N Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:01
CPC Classifications
B; B23; B23Q; B23Q39/00; B23Q39/04; B23Q39/042; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/513
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) | 1926-04-30 | 1926-10-30 | 1927-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-04-30 | 1930-10-30 | 1931-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-04-30 | 1934-10-30 | 1935-05-01 | $7700.00 | Window Closed / Lapsed |