US3137744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus
Assignee: Motors Liquidation Co
•
Filing: 1961-09-19
•
Granted: 1964-06-16
•
Expires: 1981-09-19
Abstract
No abstract record available.
Inventors
- 👤 Paul B Burrus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:46
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/062; F25D23/064; B; B29; B29C; B29C44/00; B29C44/34; B29C44/58; B29C44/581; B29L; B29L2031/00; B29L2031/762; B29L2031/7622; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
THE METHOD OF MAKING A STRUCTURE HAVING WALLS ENCLOSING A SPACE WHICH INCLUDES PROVIDING FILLER OPENING MEANS AND A PLURALITY OF DISTRIBUTED OPENINGS WITH STRUCK OUT TABS IN AN UPPERMOST POSITIONED WALL PORTION, INTRODUCING THROUGH THE FILLER OPENING MEANS MATERIALS WHICH WILL FORM A FOAM MATTER SUFFICIENT IN AMOUNT TO SUBSTANTIALLY FILL THE SPACE ENCLOSED BY THE WALLS, AND PUSHING THE STRUCK OUT TABS SELECTIVELY INTO THE ASSOCIATED OPENINGS AS THE FOAM MATTER APPEARS AT THE VARIOUS ASSOCIATED OPENINGS.
Claim 2
Independent Claim
79 words
THE METHOD OF MAKING A STRUCTURE HAVING WALLS ENCLOSING A SPACE WHICH INCLUDES PROVIDING FILLER OPENING MEANS AND A PLURALITY OF DISTRIBUTED OPENINGS WITH STRUCK OUT TABS IN AN UPPERMOST POSITIONED WALL PORTION, INTRODUCING THROUGH THE FILLER OPENING MEANS MATERIALS WHICH WILL FORM A FOAM MATTER SUFFICIENT IN AMOUNT TO SUBSTANTIALLY FILL THE SPACE ENCLOSED BY THE WALLS, AND PUSHING THE STRUCK OUT TABS SELECTIVELY INTO THE ASSOCIATED OPENINGS AS THE FOAM MATTER APPEARS AT THE VARIOUS ASSOCIATED OPENINGS.
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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 |