US2792158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure evacuating means for storage vessels
Assignee: ERIE METER SYSTEMS Inc
•
Filing: 1954-01-19
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Granted: 1957-05-14
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Expires: 1974-01-19
Abstract
No abstract record available.
Inventors
- 👤 Sr Thomas Veitch
- 👤 Jr Thomas Veitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:55
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/58; B67D7/68; F; F04; F04D; F04D29/00; F04D29/60; F04D29/62; F04D29/628
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2349780A
Cited
US2492141A
Cited
US2500834A
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US2573850A
Cited
US2553857A
Cited
US2648286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |