Patent US3932748A successfully refreshed from Google Patents.
Patent US2598183A successfully refreshed from Google Patents.
US2598183A
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Sample taking apparatus
Assignee: Individual
•
Filing: 1946-10-28
•
Granted: 1952-05-27
•
Expires: 1966-10-28
Abstract
No abstract record available.
Inventors
- 👤 Frank V Long
- 👤 Joseph F Lee
- 👤 Alphonse F Levi
- 👤 Charles C Keane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:45
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/12; G01N2001/1031; G01N2001/1037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1393279A
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US1490506A
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US1633022A
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US1735531A
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US1796416A
Cited
US1759444A
Cited
US2255369A
Cited
US2298627A
Cited
US2333757A
Cited
US2329656A
Cited
US2399549A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |