Patent US3390546A successfully refreshed from Google Patents.
US3390546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible coupling member
Assignee: Individual
•
Filing: 1966-05-13
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Granted: 1968-07-02
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Expires: 1986-05-13
Abstract
No abstract record available.
Inventors
- 👤 Jewell Hollis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:27
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE101866C
Cited
US350631A
Cited
US553811A
Cited
US1557958A
Cited
US1987316A
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US2343079A
Cited
US2453383A
Cited
US3009360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |