US2967433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for supporting and facilitating the handling of work tools
Assignee: Individual
•
Filing: 1957-02-15
•
Granted: 1961-01-10
•
Expires: 1977-02-15
Abstract
No abstract record available.
Inventors
- 👤 Edwin D Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:29
CPC Classifications
B; B01; B01L; B01L9/00; B01F; B01F27/00; B01F27/80; B01F27/805; B01F27/806; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18928
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1272845A
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US1638938A
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US1577457A
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US1671718A
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US1889947A
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US2049434A
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US2157683A
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US2184020A
Cited
US2176572A
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US2368982A
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DE924796C
Cited
US2855837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |