US2839338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shot blasting chambers, storage chambers and the like
Assignee: Individual
•
Filing: 1954-09-15
•
Granted: 1958-06-17
•
Expires: 1974-09-15
Abstract
No abstract record available.
Inventors
- 👤 Arnold Ted Adamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:54
CPC Classifications
B; B24; B24C; B24C9/00; B24C9/003; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/44; Y; Y10; Y10S; Y10S55/00; Y10S55/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US955470A
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US1347195A
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US1852535A
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US1843460A
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US2358868A
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US2422330A
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US2515894A
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US2695196A
Cited
US2747121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |