US3302494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic drilling machine
Assignee: International Standard Electric Corp
•
Filing: 1964-05-27
•
Granted: 1967-02-07
•
Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Taysom Patrick Arnold
- 👤 Kirk Robert Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:32
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/0054; B23B39/00; B23B39/16; B23B39/20; B23B39/205; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/56; B23Q1/60; B23Q1/62; B23Q1/621; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5617; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6563
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |