Patent US3835987A successfully refreshed from Google Patents.
US3835987A
Expired / Lapsed
US
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Story book carton locking assembly
Assignee: Federal Paper Board Co Inc
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Filing: 1969-12-19
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Granted: 1974-09-17
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Expires: 1989-12-19
Abstract
Abstract This disclosure relates to a carton in the form of a story book wherein the carton includes first and second sections hinged together opening in a book opening-like action with the first section being of a hollow construction for receiving a product therein and including inner and outer panels with a support panel assembly interconnecting the inner and outer panels, the support panel assembly having a free edge portion disposed in face-toface readily separable relation to the inner face of the outer panel along a free edge of the outer panel remote from the second section and cooperating therewith to define a locking flap anchoring slot, the formation of the anchoring slot utilizing solely the support panel assembly in conjunction with the outer panel while at the same time in no way detracting from the function of the support panel assembly.
Inventors
- 👤 L Growney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:10
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
138 words
A carton having the general appearance of a book, said carton comprising first and second sections hinged toGether for opening in a book opening-like action, said first section being of a hollow construction for receiving a product therein and including inner and outer panels with said inner panel having a product display opening formed therein, and a support panel assembly interconnecting said inner and outer panels, said support panel assembly having a free edge portion disposed in face-to-face readily separable relation to the inner face of said outer panel along a free edge of said outer panel remote from said second section and cooperating therewith to define a locking flap anchoring slot, and said second section having a closure panel terminating in a locking flap receivable in said anchoring slot to retain said carton in a closed state.
Claim 2
Dependent Claim
138 words
A carton having the general appearance of a book, said carton comprising first and second sections hinged toGether for opening in a book opening-like action, said first section being of a hollow construction for receiving a product therein and including inner and outer panels with said inner panel having a product display opening formed therein, and a support panel assembly interconnecting said inner and outer panels, said support panel assembly having a free edge portion disposed in face-to-face readily separable relation to the inner face of said outer panel along a free edge of said outer panel remote from said second section and cooperating therewith to define a locking flap anchoring slot, and said second section having a closure panel terminating in a locking flap receivable in said anchoring slot to retain said carton in a closed state.
Claim 3
Dependent Claim
27 words
The carton of claim 1 wherein said free edge portion has a rounded free edge to facilitate the entry of said locking flap into said anchoring slot.
Claim 4
Dependent Claim
50 words
The carton of claim 1 wherein said support panel assembly includes a panel opposing the outer surface of said inner panel, and a strap extending between said free edge portion and said panel of said support panel assembly and stiffening said free edge portion against deflection from said outer panel.
Claim 5
Dependent Claim
41 words
The carton of claim 1 wherein said free edge portion is narrow as compared to an adjacent portion of said support panel assembly and has a rounded free edge to facilitate the entry of said locking flap into said anchoring slot.
Claim 6
Dependent Claim
71 words
The carton of claim 1 wherein said free edge portion has a rounded free edge to facilitate the entry of said locking flap into said anchoring slot, said support panel assembly includes a panel opposing the outer surface and said inner panel, and a strap extending between said free edge portion and said panel of said support panel assembly and stiffening said free edge portion against deflection from said outer panel.
Claim 7
Dependent Claim
27 words
The carton of claim 1 wherein said free edge portion is part of a securing panel the remainder of which is adhesively secured to said outer panel.
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) | 1977-09-16 | 1978-03-18 | 1978-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-16 | 1982-03-18 | 1982-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-16 | 1986-03-18 | 1986-09-17 | $7700.00 | Window Closed / Lapsed |