US3170254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspended elevator scraper attachment
Assignee: WE MARTIN Co
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Filing: 1962-08-23
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Granted: 1965-02-23
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 William E Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:52
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/655; E02F3/6409; E02F3/6436
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
IN A ROAD WORKING AND MATERIAL HANDLING VEHICLE, IN COMBINATION, A FRAME ON SAID VEHICLE, A SCRAPER BOWL, LINK MEANS TO RELEASABLY SUSPEND SAID BOWL FROM SAID FRAME AND VEHICLE INCLUDING CONTROL MEANS TO RAISE AND LOWER OR TO MOVE SAID BOWL INTO VARIOUS ANGULAR POSITIONS IN FORE AND AFT AND IN TRANSVERSE RELATIONS OR IN COMBINATIONS THEREOF, AND AN AUXILIARY MATERIAL HANDLING MECHANISM MOUNTED ON SAID BOWL FOR COOPERATING THEREWITH TO FURTHER FACILITATE THE ACTION AND FUNCTION OF SAID BOWL, SAID AUXILIARY MECHANISM BOWL MOUNTING PROVIDING MEANS TO CAUSE THE UNIVERSALLY SUEPSNDED BOWL AND SAID AUXILIARY MECHANISM TO MOVE BODILY TOGETHER UNDER THE ACTION OF SAID LINK MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |