US3060766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable ratio speed reducer
Assignee: Individual
•
Filing: 1959-05-21
•
Granted: 1962-10-30
•
Expires: 1979-05-21
Abstract
No abstract record available.
Inventors
- 👤 Ludwig K Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:02
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/16; F16H3/44; F16H2720/00; F16H2720/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1967559A
Cited
US2178229A
Cited
US2377400A
Cited
US2521771A
Cited
GB695422A
Cited
US2804784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |