US3143793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a lancet
Assignee: Dade Reagents Inc
•
Filing: 1962-06-08
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Granted: 1964-08-11
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Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 James J Griffitts
- 👤 Ii James C Hobbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:01
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/3209; A61B17/3211; A61B5/00; A61B5/15; A61B5/150007; A61B5/150015; A61B5/150022; A61B5/150206; A61B5/150259; A61B5/150274; A61B5/150282; A61B5/150374; A61B5/150381; A61B5/150442; A61B5/150458; A61B5/151; A61B5/15101; A61B5/15103; A61B5/15105; A61B5/15142; B; B21; B21D; B21D53/00; B21D53/60; B21D53/62; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49798
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN A METHOD OF FORMING A PLURALITY OF LANCETS FROM SHEET METAL, THE STEPS OF FORMING AT LEAST ONE SHARPENED EDGE ON A SINGLE THIN SHEET OF METAL, AND THEREAFTER DIECUTTING SAID SHEET ALONG OBLIQUE LINES INTERSECTING THE SHARPENED EDGE THEREOF TO DEFINE A PLURALITY OF ACUTELYTAPERED LANCET POINTS EACH HAVING AS ITS CUTTING EDGE A PORTION OF SAID SHARPENED EDGE OF SAID SHEET.
Claim 2
Dependent Claim
64 words
IN A METHOD OF FORMING A PLURALITY OF LANCETS FROM SHEET METAL, THE STEPS OF FORMING AT LEAST ONE SHARPENED EDGE ON A SINGLE THIN SHEET OF METAL, AND THEREAFTER DIECUTTING SAID SHEET ALONG OBLIQUE LINES INTERSECTING THE SHARPENED EDGE THEREOF TO DEFINE A PLURALITY OF ACUTELYTAPERED LANCET POINTS EACH HAVING AS ITS CUTTING EDGE A PORTION OF SAID SHARPENED EDGE OF SAID SHEET.
References Cited (Backward Citations)
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Cited
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US2168406A
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |