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US3361576A Expired / Lapsed US ⏱️ 0.0 years remaining

Food package for use in electric toasters

Assignee: PAUL F JACOBSON
•
Filing: 1965-05-24
•
Granted: 1968-01-02
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Expires: 1985-05-24
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Abstract

No abstract record available.

Inventors

  • 👤 Paul F Jacobson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 13:45
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/34; B65D81/3492; B65D2581/00; B65D2581/34; B65D2581/3401; B65D2581/3402; B65D2581/3416; B65D2581/3417

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 205 words
A FOOD CONTAINING PACKAGE ADAPTED FOR INSERTION AND HEATING IN A NARROW HEATING COMPARTMENT OF AN ELECTRIC TOASTER, COMPRISING AN ENVELOPE MADE OF PLIABLE, HEAT RESISTANT, THERMALLY CONDUCTIVE, NON-POROUS SHEET MATERIAL, SAID ENVELOPE HAVING A SMOOTH, FLAT FRONT WALL, A REAR WALL FORMED WITH A PLURALITY OF TRANSVERSE FOLDS DEFINING POCKETS WITH OPEN TOPS, THIN FOOD MEMBERS DISPOSED IN THE RESPECTIVE POCKETS, THE OVERALL THICKNESS OF SAID ENVELOPE BEING LESS THAN THAT OF THE HEATING COMPARTMENT OF THE TOASTER, PLASTIC ADHESIVE HERMETICALLY SEALING EDGES OF THE WALLS TOGETHER TO RETAIN JUICES AND VOLATILE VAPORS OF THE FOOD IN THE ENVELOPE WHEN THE SAME IS HEATED IN THE TOASTER, AND A RECTANGULAR TAB SECURED TO ONE END OF THE ENVELOPE TO SERVE AS A HANDLE, SAID TUB HAVING FREE END PORTIONS ENTENSIBLE OUTWARDLY PERPENDICULAR TO THE PLANE OF THE ENVELOPE ON BOTH SIDES THEREOF, SAID TAB HAVING TWO INDIVIDUAL RECTANGULAR PARTS RESPECTIVELY SECURED TO UPPER MARGINAL END PORTIONS OF THE FRONT AND REAR WALLS BY THERMOSET PLASTIC ADHESIVE, AND THERMOPLASTIC ADHESIVE JOINING CENTRAL PORTIONS OF THE TWO PARTS OF THE TAB, SAID THERMOPLASTIC ADHESIVE BECOMING SOFTENED WHEN THE ENVELOPE IS HEATED TO FACILITATE SEPARATING THE TWO PARTS OF THE TAB WHILE THE THERMOSET ADHESIVE REMAINS SET.
Claim 2
Dependent Claim 205 words
A FOOD CONTAINING PACKAGE ADAPTED FOR INSERTION AND HEATING IN A NARROW HEATING COMPARTMENT OF AN ELECTRIC TOASTER, COMPRISING AN ENVELOPE MADE OF PLIABLE, HEAT RESISTANT, THERMALLY CONDUCTIVE, NON-POROUS SHEET MATERIAL, SAID ENVELOPE HAVING A SMOOTH, FLAT FRONT WALL, A REAR WALL FORMED WITH A PLURALITY OF TRANSVERSE FOLDS DEFINING POCKETS WITH OPEN TOPS, THIN FOOD MEMBERS DISPOSED IN THE RESPECTIVE POCKETS, THE OVERALL THICKNESS OF SAID ENVELOPE BEING LESS THAN THAT OF THE HEATING COMPARTMENT OF THE TOASTER, PLASTIC ADHESIVE HERMETICALLY SEALING EDGES OF THE WALLS TOGETHER TO RETAIN JUICES AND VOLATILE VAPORS OF THE FOOD IN THE ENVELOPE WHEN THE SAME IS HEATED IN THE TOASTER, AND A RECTANGULAR TAB SECURED TO ONE END OF THE ENVELOPE TO SERVE AS A HANDLE, SAID TUB HAVING FREE END PORTIONS ENTENSIBLE OUTWARDLY PERPENDICULAR TO THE PLANE OF THE ENVELOPE ON BOTH SIDES THEREOF, SAID TAB HAVING TWO INDIVIDUAL RECTANGULAR PARTS RESPECTIVELY SECURED TO UPPER MARGINAL END PORTIONS OF THE FRONT AND REAR WALLS BY THERMOSET PLASTIC ADHESIVE, AND THERMOPLASTIC ADHESIVE JOINING CENTRAL PORTIONS OF THE TWO PARTS OF THE TAB, SAID THERMOPLASTIC ADHESIVE BECOMING SOFTENED WHEN THE ENVELOPE IS HEATED TO FACILITATE SEPARATING THE TWO PARTS OF THE TAB WHILE THE THERMOSET ADHESIVE REMAINS SET.

References Cited (Backward Citations)

US2509450A Cited
US2807550A Cited
US3117875A Cited
US3185372A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-01-01 1971-07-03 1972-01-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-01-01 1975-07-03 1976-01-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-01-01 1979-07-03 1980-01-02 $7700.00 Window Closed / Lapsed

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