US2742738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wet abrasive dispenser
Assignee: Individual
•
Filing: 1953-02-24
•
Granted: 1956-04-24
•
Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 George L Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:52
CPC Classifications
B; B24; B24C; B24C7/00; B24C7/0007; B24C7/0015; B24C7/0023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US554299A
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US1319193A
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US794122A
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US805029A
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US984254A
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US1585990A
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US2496194A
Cited
DE805355C
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US2651887A
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US2667015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |