US3186253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivotal system for lever arms
Assignee: Individual
•
Filing: 1962-01-31
•
Granted: 1965-06-01
•
Expires: 1982-01-31
Abstract
No abstract record available.
Inventors
- 👤 Ramillon Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:35
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/026; A47C20/00; A47C20/04; A47C20/06; F; F16; F16C; F16C11/00; F16C11/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20612; Y10T74/20618; Y10T74/20636; Y10T74/20654; Y10T74/20714; Y10T74/21; Y10T74/2133; Y10T74/2135; Y10T74/2136; Y10T74/2137
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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |