US1672128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Upright-drill depth gauge
Assignee: Individual
•
Filing: 1925-03-31
•
Granted: 1928-06-05
•
Expires: 1945-03-31
Abstract
No abstract record available.
Inventors
- 👤 David C Klausmeyer
- 👤 Utz Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:56
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/52; B23Q2705/00; B23Q2705/22; Y; Y10; Y10T; Y10T408/00; Y10T408/18; Y10T408/65; Y10T408/675; Y10T408/6771; Y10T408/6776; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20654; Y10T74/20732; Y10T74/20834; Y10T74/2084
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) | 1931-06-05 | 1931-12-05 | 1932-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-06-05 | 1935-12-05 | 1936-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-06-05 | 1939-12-05 | 1940-06-05 | $7700.00 | Window Closed / Lapsed |