US3007518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for preventing leakage of fluid
Assignee: Forming Machine Co of America Inc
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Filing: 1958-06-06
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Granted: 1961-11-07
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Expires: 1978-06-06
Abstract
No abstract record available.
Inventors
- 👤 Alvan D Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:38
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/54; B; B01; B01D; B01D33/00; B01D33/06; B01D33/067; B01D33/073; B01D33/44; B01D33/46; B01D33/466; B01D33/58; B01D33/62; B01D33/64; B01D33/646; B01D33/66; D; D21; D21F; D21F9/00; D21F9/04; D21J; D21J7/00; B01D2201/00; B01D2201/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |