Patent US3303642A successfully refreshed from Google Patents.
US3303642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor
Assignee: Individual
•
Filing: 1965-06-04
•
Granted: 1967-02-14
•
Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Ii Leighton Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:11
CPC Classifications
F; F03; F03G; F03G7/00; F03G7/06; F03G7/061; F03G7/06114; F03G7/064; F03G7/0641; F03G7/062
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
A MOTOR COMPRISING, WHEEL MEANS INCLUDING DRIVING AND DRIVEN WHEELS COUPLED TO PROVIDE RELATIVELY LOW AND HIGH PERIPHERAL SPEEDS RESPECTIVELY, A PAIR OF SPACED IDLER WHEELS, AN ENDLESS BELT PASSING FROM THE DRIVING WHEEL TO A FIRST OF THE IDLER WHEELS, TO THE DRIVEN WHEEL, TO THE SECOND OF THE IDLER WHEELS AND BACK TO THE DRIVING WHEEL, SAID BELT BEING ADAPTED FOR EXPANSION AND CONTRACTION, MEANS FOR EXPANDING THE SECTION OF THE BELT PASSING FROM THE DRIVING WHEEL AROUND SAID FIRST IDLER WHEEL TO THE DRIVEN WHEEL, AND MEANS FOR CONTRACTING THE SECTION OF THE BELT PASSING FROM THE DRIVEN WHEEL AROUND THE SECOND IDLER WHEEL TO THE DRIVING WHEEL.
References Cited (Backward Citations)
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Cited
US2166940A
Cited
US2059155A
Cited
US2820348A
Cited
US2874533A
Cited
US3229177A
Cited
US3169375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |