US3320767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-chilling disposable container
Assignee: Individual
•
Filing: 1965-09-23
•
Granted: 1967-05-23
•
Expires: 1985-09-23
Abstract
No abstract record available.
Inventors
- 👤 George J Whalen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:44
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/10; F25D3/107; F25D2331/00; F25D2331/80; F25D2331/805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A SELF-CHILLING DISPOSABLE REFRIGERATING CONTAINER COMPRISING A TOP, A BOTTOM, AND SIDE WALLS, SAID TOP HAVING A VENT THEREIN, VENT CLOSURE MEANS FOR CLOSING SAID VENT INTEGRALLY FORMED WITH SAID TOP, SAID TOP HAVING AN ACCESS HOLE THEREIN EXTENDING INWARDLY FROM THE PERIPHERAL EDGE THEREOF, A FRANGIBLE ACCESS CLOSURE FOR CLOSING SAID ACCESS HOLE INTEGRALLY FORMED WITH SAID TOP, AND OPENING MEANS CONNECTED TO SAID VENT CLOSURE AND SAID ACCESS CLOSURE FOR SUCCESSIVELY OPENING SAID VENT AND THEN SAID ACCESS HOLE UPON REMOVAL OF SAID OPENING MEANS FROM SAID
Claim 2
Dependent Claim
89 words
A SELF-CHILLING DISPOSABLE REFRIGERATING CONTAINER COMPRISING A TOP, A BOTTOM, AND SIDE WALLS, SAID TOP HAVING A VENT THEREIN, VENT CLOSURE MEANS FOR CLOSING SAID VENT INTEGRALLY FORMED WITH SAID TOP, SAID TOP HAVING AN ACCESS HOLE THEREIN EXTENDING INWARDLY FROM THE PERIPHERAL EDGE THEREOF, A FRANGIBLE ACCESS CLOSURE FOR CLOSING SAID ACCESS HOLE INTEGRALLY FORMED WITH SAID TOP, AND OPENING MEANS CONNECTED TO SAID VENT CLOSURE AND SAID ACCESS CLOSURE FOR SUCCESSIVELY OPENING SAID VENT AND THEN SAID ACCESS HOLE UPON REMOVAL OF SAID OPENING MEANS FROM SAID
References Cited (Backward Citations)
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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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |