US3383934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed drive mechanism
Assignee: General Mold and Machinery Corp
•
Filing: 1966-07-01
•
Granted: 1968-05-21
•
Expires: 1986-07-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Flynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:16
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/52; F16H55/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2516829A
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US2711103A
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US2937042A
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US3010333A
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US3138032A
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US3114271A
Cited
US3142997A
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US3154959A
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US3273411A
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US3318166A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |