Patent US2518155A successfully refreshed from Google Patents.
US2518155A
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Assignee: H HERSCHEL LEITER
•
Filing: 1946-09-07
•
Granted: 1950-08-08
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Expires: 1966-09-07
Abstract
No abstract record available.
Inventors
- 👤 Earl E Longfellow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:22
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/88
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1357041A
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US1528875A
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US2017088A
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US2267008A
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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) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |