US3620131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary-linear dual-directional rotating actuator
Assignee: Ex-Cell-O Corp
•
Filing: 1969-12-04
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Granted: 1971-11-16
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Expires: 1989-12-04
Abstract
Abstract A ROTARY-LINE ACTUATOR TO PERMIT RETRUCTION OF A CUTTING TOOL IN A BORING AND SIZE COMPENSATION OF THE CUTTING TOOL IN EITHER CLOCKWISE OR COUNTERCLOCKWISE DIRECTION.
Inventors
- 👤 Joseph Nitkiewicz
- 👤 Nathan Mendelsohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:50
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/02; F15B15/06; F15B15/063; Y; Y10; Y10T; Y10T408/00; Y10T408/83; Y10T408/85
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) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |