US3137299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tracheotomy tube
Assignee: Individual
•
Filing: 1961-07-28
•
Granted: 1964-06-16
•
Expires: 1981-07-28
Abstract
No abstract record available.
Inventors
- 👤 Carl J Tabor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:59
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/04; A61M16/0465; A61M16/0468
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A TRECHEOTOMY TUBE COMPRISING AN ANNULAR WAL DEFINING A DUCT, SAID TUBE BEING FORMED OF A SYNTHETIC RESIN AND BEING INTEGRALLY PROVIDED AT ONE END WITH AN ANNULAR RESILIENT FLANGE HAVING A SUFFICIENT DEGREE OF FLEXURE SO AS TO BE EASILYINSERTIBLE THROUGH THE ARTIFICAL PASSAGE SURGICALLY FORMED IN THE PATIENT''S NECK, SAID FLANGE BEING CONNECTED ENDWISE TO THE DUCT BY AN ANNULARLY REDUCED RESILIENT CONSTRUCTION WHICH IS THINNER THAN THE WALL-THICKNESS OF THE DUCT AND IS THEREBY READILY AND EASILY DEFORMED TO PERMIT INSERTION AND WHEN SO INSERTED, WILL SPRING BACK SO THAT THE FLANGE WILL BE IN SEATED ENGAGEMENT AGAINST THE INTERNAL SURFACE OF THE PATIENT''S TRACHEAL WALL, SAID ANNULAR WALL BEING OF SUFFICIENT LENGTH TO EXTEND THROUGH AND PROJECT BEYOND THE EXTERIOR OF THE PATIENT''S NECK AND VALVE MEANS OPERATIVELY MOUNTED ACROSS SAID PROJECTING END.
Claim 2
Dependent Claim
137 words
A TRECHEOTOMY TUBE COMPRISING AN ANNULAR WAL DEFINING A DUCT, SAID TUBE BEING FORMED OF A SYNTHETIC RESIN AND BEING INTEGRALLY PROVIDED AT ONE END WITH AN ANNULAR RESILIENT FLANGE HAVING A SUFFICIENT DEGREE OF FLEXURE SO AS TO BE EASILYINSERTIBLE THROUGH THE ARTIFICAL PASSAGE SURGICALLY FORMED IN THE PATIENT''S NECK, SAID FLANGE BEING CONNECTED ENDWISE TO THE DUCT BY AN ANNULARLY REDUCED RESILIENT CONSTRUCTION WHICH IS THINNER THAN THE WALL-THICKNESS OF THE DUCT AND IS THEREBY READILY AND EASILY DEFORMED TO PERMIT INSERTION AND WHEN SO INSERTED, WILL SPRING BACK SO THAT THE FLANGE WILL BE IN SEATED ENGAGEMENT AGAINST THE INTERNAL SURFACE OF THE PATIENT''S TRACHEAL WALL, SAID ANNULAR WALL BEING OF SUFFICIENT LENGTH TO EXTEND THROUGH AND PROJECT BEYOND THE EXTERIOR OF THE PATIENT''S NECK AND VALVE MEANS OPERATIVELY MOUNTED ACROSS SAID PROJECTING END.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |