US3019872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction clutch
Assignee: MORRIS AG
•
Filing: 1955-05-02
•
Granted: 1962-02-06
•
Expires: 1975-05-02
Abstract
No abstract record available.
Inventors
- 👤 Harry C Morris
- 👤 Robert F Meier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:27
CPC Classifications
F; F16; F16D; F16D41/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1136821A
Cited
US1940469A
Cited
US2389405A
Cited
US2410392A
Cited
US2584256A
Cited
US2707540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |