US3533298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lead screw and nut mechanism
Assignee: Gerber Systems Corp
•
Filing: 1968-08-28
•
Granted: 1970-10-13
•
Expires: 1988-08-28
Abstract
No abstract record available.
Inventors
- 👤 Heinz Joseph Gerber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:57
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/2003; F16H25/2006; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19707
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1249299A
Cited
US2894408A
Cited
US3094001A
Cited
US3133453A
Cited
US3277736A
Cited
US3331257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |