US3019734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for pressure testing hollow bodies for leakage
Assignee: Savannah Machine & Foundry Co
•
Filing: 1958-10-28
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Granted: 1962-02-06
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Expires: 1978-10-28
Abstract
No abstract record available.
Inventors
- 👤 Landrum S Bourquin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:20
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; G01M3/32; G01M3/3236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1718673A
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US2031456A
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US1985829A
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US2141731A
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US2186970A
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US2550678A
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US2449556A
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US2633739A
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US2696730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |