US2750853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire finishing apparatus
Assignee: Armco Inc
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Filing: 1952-11-04
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Granted: 1956-06-19
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Expires: 1972-11-04
Abstract
No abstract record available.
Inventors
- 👤 Stevens George John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:00
CPC Classifications
B; B23; B23D; B23D79/00; Y; Y10; Y10T; Y10T29/00; Y10T29/47; Y10T29/476; Y10T407/00; Y10T407/16; Y10T407/1614; Y10T409/00; Y10T409/50; Y10T409/50328; Y10T409/503608
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
APPARATUS FOR MECHANICALLY FINISHING METAL STOCK, COMPRISING, IN COMBINATION, A CENTRALLY-ORIFICED BASE PLATE, THROUGH WHICH ORIFICE THE METAL STOCK IS SUPPLIED, A MULTIPLICITY OF CUTTING ELEMENTS SUPPORTED BY SAID BASE PLATE SYMMETRICALLY ABOUT THE STOCK AND IN SPACED RELATION FROM EACH OTHER AND EACH WITH NEGATIVE RAKE RESPECTING SAID STOCK, AND INDIVIDUAL SPRING MEANS ASSOCIATED WITH EACH SAID CUTTING ELEMENT FOR YIELDINGLY URGING THE CUTTING ELEMENT AGAINST THE STOCK.
Claim 2
Dependent Claim
69 words
APPARATUS FOR MECHANICALLY FINISHING METAL STOCK, COMPRISING, IN COMBINATION, A CENTRALLY-ORIFICED BASE PLATE, THROUGH WHICH ORIFICE THE METAL STOCK IS SUPPLIED, A MULTIPLICITY OF CUTTING ELEMENTS SUPPORTED BY SAID BASE PLATE SYMMETRICALLY ABOUT THE STOCK AND IN SPACED RELATION FROM EACH OTHER AND EACH WITH NEGATIVE RAKE RESPECTING SAID STOCK, AND INDIVIDUAL SPRING MEANS ASSOCIATED WITH EACH SAID CUTTING ELEMENT FOR YIELDINGLY URGING THE CUTTING ELEMENT AGAINST THE STOCK.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |