US2943653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blind doweling driller
Assignee: Individual
•
Filing: 1958-03-31
•
Granted: 1960-07-05
•
Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Gordon A Crider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:00
CPC Classifications
B; B27; B27C; B27C3/00; B27C3/06; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5635
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US575538A
Cited
DE545868C
Cited
US827062A
Cited
US995461A
Cited
FR582796A
Cited
DE434476C
Cited
US2221279A
Cited
US2600584A
Cited
US2604284A
Cited
US2881645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |