Patent US4567243A successfully refreshed from Google Patents.
Patent US3199549A successfully refreshed from Google Patents.
US3199549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire curving tools
Assignee: Individual
•
Filing: 1962-03-21
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Granted: 1965-08-10
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Expires: 1982-03-21
Abstract
No abstract record available.
Inventors
- 👤 Wallshein Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:03
CPC Classifications
B; B21; B21F; B21F1/00; B21F1/002; A; A61; A61C; A61C7/00; A61C7/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
107 words
IN A WIRE CURVING TOOL OF THE CHARACTER DESCRIBED, THREE ROLLERS CARRIED ON A FRAME; SSID ROLLERS EXTENDING IN ONE GENERAL DIRECTION; AT LEAST ONE OF SAID ROLLERS BEING DIFFERENT IN CROSS-SECTIONAL AREA AT PARALLEL PLANES ACROSS ITS LENGTH; SAID FRAME INCLUDING TWO RELATIVELY MOVABLE PARTS; ONE OF SAID ROLLERS BEING ON ONE OF SAID PARTS AND INTERMEDIATE THE OTHER TWO ROLLERS, AND THE OTHER TWO ROLLERS BEING DETACHABLY MOUNTED ON THE SECOND OF SAID PARTS, MEANS ON SAID SECOND PART FOR ATTACHING SAID TWO ROLLERS THEREON AT DIFFERENT POSITIONS IN RELATION TO SAID INTERMEDIATE ROLLER AND MEANS TO HOLD SAID PARTS IN ANY DESIRED SPACED RELATION.
References Cited (Backward Citations)
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Cited
US762691A
Cited
US1108493A
Cited
GB116894A
Cited
FR38585E
Cited
US1824219A
Cited
CH229012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |