US3527329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaphragm operated brake or clutch unit
Assignee: PNEUMATIC APPLICATIONS CO
•
Filing: 1968-06-12
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Granted: 1970-09-08
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Expires: 1988-06-12
Abstract
No abstract record available.
Inventors
- 👤 Donald E Jordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:49
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/26; F16D55/28; F16D55/32; F16D25/00; F16D25/04; F16D25/042; F16D25/044; F16D2055/0004; F16D2055/0058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2466990A
Cited
US2589291A
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US2659468A
Cited
US2694478A
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US3014568A
Cited
US3185256A
Cited
US3163274A
Cited
US3311205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |