Patent US2890693A successfully refreshed from Google Patents.
US2890693A
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Workpiece conveyor cart for masonry saws
Assignee: Robert G Evans Co
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Filing: 1959-01-28
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Granted: 1959-06-16
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Expires: 1979-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert G Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:32
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/047; B23; B23D; B23D47/00; B23D47/02; B23D47/025; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/6608
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) | 1962-06-15 | 1962-12-15 | 1963-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-15 | 1966-12-15 | 1967-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-15 | 1970-12-15 | 1971-06-16 | $7700.00 | Window Closed / Lapsed |