US2332561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus
Assignee: HI WAY SERVICE CORP
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Filing: 1941-05-22
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Granted: 1943-10-26
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Expires: 1961-05-22
Abstract
No abstract record available.
Inventors
- 👤 Edward A Drott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:21
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/40; E02F3/413; E02F3/4133; F; F41; F41H; F41H11/00; F41H11/08; F41H11/11; Y; Y10; Y10S; Y10S56/00; Y10S56/11; Y10T; Y10T83/00; Y10T83/869; Y10T83/8874; Y10T83/8876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-10-25 | 1947-04-26 | 1947-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-25 | 1951-04-26 | 1951-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-25 | 1955-04-26 | 1955-10-26 | $7700.00 | Window Closed / Lapsed |