US2381943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drill jig
Assignee: Individual
•
Filing: 1944-03-18
•
Granted: 1945-08-14
•
Expires: 1964-03-18
Abstract
No abstract record available.
Inventors
- 👤 William C Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:28
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5468; B23B; B23B49/00; B23B49/02; Y; Y10; Y10S; Y10S33/00; Y10S33/08; Y10T; Y10T408/00; Y10T408/21; Y10T408/55; Y10T408/567; Y10T408/568
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) | 1948-08-13 | 1949-02-12 | 1949-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-08-13 | 1953-02-12 | 1953-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-08-13 | 1957-02-12 | 1957-08-14 | $7700.00 | Window Closed / Lapsed |