US3137105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Edge cleaner
Assignee: VINNELL STEEL
•
Filing: 1961-08-11
•
Granted: 1964-06-16
•
Expires: 1981-08-11
Abstract
No abstract record available.
Inventors
- 👤 Conover Loren Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:46
CPC Classifications
B; B24; B24B; B24B21/00; B24B21/04; B24B21/12; B24B9/00; B24B9/002
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
76 words
IN A HAND TOOL DEVICE FOR CLEANING EDGE PORTIONS OF SHEET METAL AND THE LIKE: A HOUSING; AND THREE ABRASIVE ELEMENTS OPERABLY MOUNTED IN SAID HOUSING, ONE OF SAID ELEMENTS BEING POSITIONED FOR CLEANING AN EDGE OF SAID MATERIAL, THE OTHER ELEMENTS BEING IN OPPOSED RELATIONSHIP FOR CLEANING OPPOSITE EDGE PORTIONS ADJACENT SAID EDGE, SAID OTHER ELEMENTS BEING OPERABLY POSITIONED SO THAT THE DEVICE MAY BE SLIPPED LATERALLY ONTO THE EDGE OF MATERIAL TO BE CLEANED.
References Cited (Backward Citations)
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Cited
US838645A
Cited
US1740972A
Cited
US2651150A
Cited
US2762172A
Cited
US2926460A
Cited
US2949801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |