US3074409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical needle for medical purposes
Assignee: Individual
•
Filing: 1960-02-24
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Granted: 1963-01-22
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Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Bielz Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:39
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A SURGICAL NEEDLE HAVING A POINT AT ITS FRONT END AND HAVING A WIDER REAR END, SAID NEEDLE HAVING A LONGITUDINAL PASSAGE EXTENDING FROM AN OUTER NEEDLE SURFACE PORTION SPACED FROM SAID POINT AND SAID REAR END TO SAID REAR END WHILE GRADUALLY INCREASING IN DEPTH FROM SAID SURFACE PORTION TOWARD SAID REAR END, THAT PORTION OF SAID PASSAGE WHICH IS NEAR SAID REAR END OF SAID NEEDLE HAVING A WIDTH NARROWER THAN THE WIDTH OF SAID PASSAGE OVER THE MAJOR LENGTH THEREOF, SAID NEEDLE BEING PROVIDED WITH A LONGITUDINAL SLIT ALONG SAID PASSAGE TO THEREBY FORM A SLIT-LIKE OPENING OF SAID PASSAGE ALONG THE SAME, SAID SLIT HAVING ITS WIDEST PORTION NEAR SAID SURFACE PORTION AND DECREASING IN WIDTH GRADUALLY FROM SAID WIDEST PORTION TOWARD SAID REAR END.
Claim 2
Dependent Claim
129 words
A SURGICAL NEEDLE HAVING A POINT AT ITS FRONT END AND HAVING A WIDER REAR END, SAID NEEDLE HAVING A LONGITUDINAL PASSAGE EXTENDING FROM AN OUTER NEEDLE SURFACE PORTION SPACED FROM SAID POINT AND SAID REAR END TO SAID REAR END WHILE GRADUALLY INCREASING IN DEPTH FROM SAID SURFACE PORTION TOWARD SAID REAR END, THAT PORTION OF SAID PASSAGE WHICH IS NEAR SAID REAR END OF SAID NEEDLE HAVING A WIDTH NARROWER THAN THE WIDTH OF SAID PASSAGE OVER THE MAJOR LENGTH THEREOF, SAID NEEDLE BEING PROVIDED WITH A LONGITUDINAL SLIT ALONG SAID PASSAGE TO THEREBY FORM A SLIT-LIKE OPENING OF SAID PASSAGE ALONG THE SAME, SAID SLIT HAVING ITS WIDEST PORTION NEAR SAID SURFACE PORTION AND DECREASING IN WIDTH GRADUALLY FROM SAID WIDEST PORTION TOWARD SAID REAR END.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |