US3250420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal access means for containers
Assignee: Vehoc Corp
•
Filing: 1964-02-27
•
Granted: 1966-05-10
•
Expires: 1984-02-27
Abstract
No abstract record available.
Inventors
- 👤 Harold B Kohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:32
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/01; F16J; F16J12/00; F16L5/00; F16L7/00; F17; F17C; F17C13/00; F17C13/002; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2225/00; F17C2225/04; F17C2225/042; F17C2225/046; F17C2225/047
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
IN COMBINATION WITH AN ELONGATED CYLINDRICAL METAL CONTAINER HAVING ROUNDED ENDS FOR HOLDING REFRIGERATED AND COMPRESSED FLUIDS, INTERNAL ACCESS MEANS COMPRISING A METAL CONDUIT OF A RESILIENT HELICAL CONFIGURATION GREATER IN LENGTH AND OUTSIDE DIAMETER IN A RELAXED STATE THAN THE INTERNAL LENGTH AND DIAMETER OF SAID CONTAINER, SAID CONFIGURATION BEING COMPRESSED IN LENGTH AND DIAMETER TO FIT LONGITUDINALLY WITHIN SAID CONTAINER WITHOUT PLASTIC DEFORMATION AND EXPANDED INTO FORCIBLE SLIDEABLE SUPPORTING ENGAGEMENT WITH THE INTERIOR ENDS AND SIDES OF SAID CONTAINER, ONE END PORTION OF SAID CONDUIT BEING FORMED WITH A PLURALITY OF OPENINGS.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |