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US3556388A Expired / Lapsed US ⏱️ 0.0 years remaining

Packing box with collapsible take-out opening

Assignee: Hassia Verpackungsmaschinen GmbH
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Filing: 1968-04-29
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Granted: 1971-01-19
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Expires: 1988-04-29
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Abstract

Abstract A packing container having a level wall section on which the lid lies flat. The lid covers most of the section including a removal opening therein and is releasably sealed thereto. A slit is provided into which a tip of the lid is inserted for reclosing after initial opening.

Inventors

  • 👤 Karl Klein

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 11:34
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/64; B65D5/66; B65D2577/00; B65D2577/10; B65D2577/20; B65D2577/2041; B65D2577/205; B65D2577/2075; B65D2577/2091

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 85 words
A packing box with a takeout opening closeable by a lid of stiff sheet material characterized in that the box is a deepdrawn container of thermoplastic sheeting, the lid lies flat on a level walled section of the container and is joined with it by means of a tearable adhesive joint consisting of at least one adhesion point of dimensions that are relatively small when compared with the area of the walled section covered by said lid, and the lid is hinged to said section.
Claim 2
Dependent Claim 85 words
A packing box with a takeout opening closeable by a lid of stiff sheet material characterized in that the box is a deepdrawn container of thermoplastic sheeting, the lid lies flat on a level walled section of the container and is joined with it by means of a tearable adhesive joint consisting of at least one adhesion point of dimensions that are relatively small when compared with the area of the walled section covered by said lid, and the lid is hinged to said section.
Claim 3
Dependent Claim 23 words
A box according to claim 1 wherein said lid is of cardboard and said section is sealed onto said box as a cover.

References Cited (Backward Citations)

CA465986A Cited
US3124299A Cited
US3127010A Cited
US1746006A Cited
US2083158A Cited
US2266547A Cited
US3269635A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-01-18 1974-07-20 1975-01-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-18 1978-07-20 1979-01-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-18 1982-07-20 1983-01-19 $7700.00 Window Closed / Lapsed

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