US2544917A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airport fueling apparatus
Assignee: Wayne Pump Co
•
Filing: 1947-12-31
•
Granted: 1951-03-13
•
Expires: 1967-12-31
Abstract
No abstract record available.
Inventors
- 👤 Dahlem J Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:21
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US395625A
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US1211040A
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US1385019A
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US1842825A
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US1775293A
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US1909733A
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US1974857A
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US2017345A
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US2045823A
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US2152084A
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US2362559A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |