US2597400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Invalid's pickup stick
Assignee: PAULO PRODUCTS Co
•
Filing: 1948-09-29
•
Granted: 1952-05-20
•
Expires: 1968-09-29
Abstract
No abstract record available.
Inventors
- 👤 Sherman L Stogsdill
- 👤 Benjamin F Rassieur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
E; E01; E01H; E01H1/00; E01H1/12; A; A45; A45B; A45B3/00; A61; A61H; A61H3/00; A61H3/02; A61H2003/0222; E01H2001/122; E01H2001/1226; E01H2001/1233; E01H2001/1293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US137622A
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US248805A
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US763726A
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US880807A
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US1749753A
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US1896438A
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US2226778A
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US2367105A
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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) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |