US2618859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1950-09-28
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Granted: 1952-11-25
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Expires: 1970-09-28
Abstract
No abstract record available.
Inventors
- 👤 Coleman John Allen Hurthel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:13
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/56; B; B25; B25H; B25H7/00; B43; B43L; B43L13/00; B43L13/001; B43L13/002; B43L7/00; B43L7/005; B43L7/027; B43L7/10; B43L7/12; B43L9/00; G01B3/566
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) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |