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US2594735A
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US
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Angle head abrasive blast nozzle
Assignee: Individual
•
Filing: 1949-04-12
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Granted: 1952-04-29
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Expires: 1969-04-12
Abstract
No abstract record available.
Inventors
- 👤 Ernest W Crumley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:20
CPC Classifications
B; B24; B24C; B24C5/00; B24C5/02; B24C5/04; Y; Y10; Y10S; Y10S239/00; Y10S239/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US839483A
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DE465801C
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US879102A
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FR380330A
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US1170198A
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US2110634A
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US2333264A
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US2392897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |