US3051008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed rotary drive coupling
Assignee: MECH METAL IRONICS Inc
•
Filing: 1960-09-22
•
Granted: 1962-08-28
•
Expires: 1980-09-22
Abstract
No abstract record available.
Inventors
- 👤 Victor E Hamren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:14
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/50; F16J15/52; F16J15/525; F16H; F16H21/00; F16H21/10; F16H21/12; F16H21/14; G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2454340A
Cited
US2697356A
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US2770139A
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US2707882A
Cited
US2860933A
Cited
US2912864A
Cited
US2978914A
Cited
US3010326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |