US3314431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stylet for insertion of endotracheal catheter
Assignee: Individual
•
Filing: 1964-10-05
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Granted: 1967-04-18
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Expires: 1984-10-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Raymond M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:32
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/04; A61M16/0488; A61M16/0402; A61M16/0418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A STYLET ADAPTED TO INSERT AN ENDOTRACHEAL CATHETER INTO A TRACHEA, COMPRISING: (A) A HOLLOW SHAFT HAVING A FIRST END AND A SECOND END, (B) A PAIR OF SPACED ARMS SECURED TO THE FIRST END OF SAID HOLLOW SHAFT, (C) A PILOT HAVING A CENTRAL BLADE ALONG ITS LONGITUDINAL AXIS, SAID CENTRAL BLADE BEING SLIDABLY MOUNTED BETWEEN SAID PAIR OF SPACED ARMS, (D) A SLOT EXTENDING OBLIQUELY TO THE LONGITUDINAL AXIS OF SAID PILOT FORMED IN SAID CENTRAL BLADE, (E) A PIN EXTENDING THROUGH SAID PAIR OF SPACED ARMS AND THROUGH SAID SLOT, (F) AN OPERATING WIRE IN SAID HOLLOW SHAFT AND HAVING A FIRST END AND A SECOND END, (G) A COLLAR SECURED TO THE FIRST END OF SAID OPERATING WIRE AND HAVING A PAIR OF SPACED EARS, SAID COLLAR BEING SLIDABLY MOUNTED WITHIN SAID HOLLOW SHAFT,
Claim 2
Dependent Claim
138 words
A STYLET ADAPTED TO INSERT AN ENDOTRACHEAL CATHETER INTO A TRACHEA, COMPRISING: (A) A HOLLOW SHAFT HAVING A FIRST END AND A SECOND END, (B) A PAIR OF SPACED ARMS SECURED TO THE FIRST END OF SAID HOLLOW SHAFT, (C) A PILOT HAVING A CENTRAL BLADE ALONG ITS LONGITUDINAL AXIS, SAID CENTRAL BLADE BEING SLIDABLY MOUNTED BETWEEN SAID PAIR OF SPACED ARMS, (D) A SLOT EXTENDING OBLIQUELY TO THE LONGITUDINAL AXIS OF SAID PILOT FORMED IN SAID CENTRAL BLADE, (E) A PIN EXTENDING THROUGH SAID PAIR OF SPACED ARMS AND THROUGH SAID SLOT, (F) AN OPERATING WIRE IN SAID HOLLOW SHAFT AND HAVING A FIRST END AND A SECOND END, (G) A COLLAR SECURED TO THE FIRST END OF SAID OPERATING WIRE AND HAVING A PAIR OF SPACED EARS, SAID COLLAR BEING SLIDABLY MOUNTED WITHIN SAID HOLLOW SHAFT,
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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |