US3074210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination sander
Assignee: YATES AMERICAN MACHINE CO
•
Filing: 1959-07-28
•
Granted: 1963-01-22
•
Expires: 1979-07-28
Abstract
No abstract record available.
Inventors
- 👤 William A Eschenburg
- 👤 Harry C Marks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:01
CPC Classifications
B; B24; B24B; B24B21/00; B24B21/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
A SANDING MACHINE COMPRISING AN UPRIGHT SUPPORTING FRAME, A TRAVELING WORK SUPPORTING CONVEYOR MOUNTED ON SAID SUPPORTING FRAME AND HAVING A HORIZONTALLY DISPOSED UPPER RUN ON WHICH THE WORK IS ADAPTED TO BE ADVANCED, A DRUM SANDING UNIT POSITIONED IN TRANSVERSELY EXTENDING RELATION ABOVE THE INFEED END OF THE WORK SUPPORTING CONVEYOR, A PAIR OF HOLLOW CROSS BEAMS FORMING DUST COLLECTING UNITS MOUNTED ON SAID FRAME ON OPPOSITE SIDES OF SAID DRUM SANDING UNIT, DRUM SUPPORTING BRACKET ARMS PIVOTED TO ONE OF SAID CROSS BEAMS, AND MEANS ON THE OTHER ONE OF SAID CROSS BEAMS FOR ADJUSTABLY SECURING
References Cited (Backward Citations)
US1936991A
Cited
US1927330A
Cited
US2064476A
Cited
US2744363A
Cited
US2783593A
Cited
US2804723A
Cited
US2775853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |