Patent US3527273A successfully refreshed from Google Patents.
US3527273A
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US
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Adjustable means of limiting driving depth with attachable nosepiece
Assignee: Rockwell Manufacturing Co
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Filing: 1968-01-24
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Granted: 1970-09-08
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Expires: 1988-01-24
Abstract
No abstract record available.
Inventors
- 👤 Ronald C Falter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:15
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/14; B25B23/141; B25B23/0064; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2242510A
Cited
US2402353A
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US2670644A
Cited
US2790471A
Cited
US2796161A
Cited
US2940488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |