US1924383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple tool head for drilling, boring, and like machine tools
Assignee: Individual
•
Filing: 1930-12-04
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Granted: 1933-08-29
•
Expires: 1950-12-04
Abstract
No abstract record available.
Inventors
- 👤 Stampfli Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:51
CPC Classifications
B; B23; B23Q; B23Q39/00; B23Q39/02; B23B; B23B39/00; B23B39/16; B23B39/20; B23B39/205; B23Q16/00; B23Q16/02; B23Q16/08; B23Q16/10; B23Q3/00; B23Q3/155; B23Q3/15506; B23Q2220/00; B23Q2220/002; Y; Y10; Y10S; Y10S411/00; Y10S411/919; Y10T; Y10T408/00; Y10T408/60; Y10T408/70
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) | 1936-08-28 | 1937-02-27 | 1937-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-08-28 | 1941-02-27 | 1941-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-08-28 | 1945-02-27 | 1945-08-29 | $7700.00 | Window Closed / Lapsed |