US3037539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driving tool for recessed head screws
Assignee: AER O TORQ Inc
•
Filing: 1959-11-17
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Granted: 1962-06-05
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Expires: 1979-11-17
Abstract
No abstract record available.
Inventors
- 👤 Robert K Johnson
- 👤 Rudolph J Cicconi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:05
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |