US3116731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cast ventilating arrangement
Assignee: Individual
•
Filing: 1962-04-30
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Granted: 1964-01-07
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Expires: 1982-04-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Baxter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:20
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/04; A61F13/041; A61F13/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A SURGICAL CAST A VENT INCORPORATED THEREIN AND EXTENDING FROM THE INSIDE TO THE OUTSIDE OF THE CAST, SAID VENT COMPRISING: A SUBSTANTIALLY CYLINDRICAL UPPER PORTION DEFINING A BORE AND HAVING A SURFACE ADAPTED TO BE ENGAGED BY AN END OF A VACUUM CLEANER HOSE OR THE LIKE; A LOWER PORTION SUBSTANTIALLY AXIAL WITH SAID UPPER PORTION AND TERMINATING IN A GENERALLY CONVEX EXTERIOR SURFACE, SAID LOWER PORTION HAVING A PLURALITY OF PERFORATIONS THERETHROUGH WHICH COMMUNICATE WITH SAID BORE; AND FLANGE MEANS EXTENDING LATERALLY FROM SAID VENT AT THE JUNCTURE OF SAID UPPER PORTION WITH SAID LOWER PORTION.
Claim 2
Dependent Claim
99 words
IN A SURGICAL CAST A VENT INCORPORATED THEREIN AND EXTENDING FROM THE INSIDE TO THE OUTSIDE OF THE CAST, SAID VENT COMPRISING: A SUBSTANTIALLY CYLINDRICAL UPPER PORTION DEFINING A BORE AND HAVING A SURFACE ADAPTED TO BE ENGAGED BY AN END OF A VACUUM CLEANER HOSE OR THE LIKE; A LOWER PORTION SUBSTANTIALLY AXIAL WITH SAID UPPER PORTION AND TERMINATING IN A GENERALLY CONVEX EXTERIOR SURFACE, SAID LOWER PORTION HAVING A PLURALITY OF PERFORATIONS THERETHROUGH WHICH COMMUNICATE WITH SAID BORE; AND FLANGE MEANS EXTENDING LATERALLY FROM SAID VENT AT THE JUNCTURE OF SAID UPPER PORTION WITH SAID LOWER PORTION.
References Cited (Backward Citations)
US1956101A
Cited
US2369303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-06 | 1967-07-08 | 1968-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-06 | 1971-07-08 | 1972-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-06 | 1975-07-08 | 1976-01-07 | $7700.00 | Window Closed / Lapsed |