US3250416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally insulated container
Assignee: Beazer East Inc
•
Filing: 1963-05-10
•
Granted: 1966-05-10
•
Expires: 1983-05-10
Abstract
No abstract record available.
Inventors
- 👤 Robert C Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:54
CPC Classifications
A; A47; A47J; A47J41/00; A47J41/0055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A THERMALLY INSULATED BOTTLE COMPRISING AN INNER MEMBER FORMED OF FOAM POLYSTYRENE THE OUTER SURFACE OF THE SIDES OF SAID INNER MEMBERS BEING FLUTED, AND AN OUTER MEMBER COVERING A SUBSTANTIAL PORTION OF SAID INNER MEMBER, AND COMPRISING AT LEAST ONE LAYER OF CORRUGATED PAPER, SUCH THAT A SUBSTANTIAL PORTION OF SAID INNER MEMBER IS SURROUNDED BY DEAD AIR SPACES.
Claim 2
Dependent Claim
60 words
A THERMALLY INSULATED BOTTLE COMPRISING AN INNER MEMBER FORMED OF FOAM POLYSTYRENE THE OUTER SURFACE OF THE SIDES OF SAID INNER MEMBERS BEING FLUTED, AND AN OUTER MEMBER COVERING A SUBSTANTIAL PORTION OF SAID INNER MEMBER, AND COMPRISING AT LEAST ONE LAYER OF CORRUGATED PAPER, SUCH THAT A SUBSTANTIAL PORTION OF SAID INNER MEMBER IS SURROUNDED BY DEAD AIR SPACES.
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Cited
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Cited
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Cited
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Cited
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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) | 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 |