Patent US4042168A successfully refreshed from Google Patents.
US4042168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging container blank
Assignee: WestRock Minnesota Corp
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Filing: 1976-08-31
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Granted: 1977-08-16
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Expires: 1996-08-31
Abstract
Abstract A packaging container blank comprising a rectangular central section including at least one tab therein which is hinged on one edge to the central section, the remaining edges of said tab being severed from said central section. Two outer panels are attached to opposite peripheral edges of the central section, and two flange panels are attached to the other opposite edges of the central section. The blank is adapted to be folded into the form of a container.
Inventors
- 👤 Richard G. Kasel
- 👤 Paul C. Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:20
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5021; B65D5/441; B65D5/443
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
213 words
A packaging container blank comprising a rectangular central section, two outer panels attached to opposite edges of said central section and two flange panels attached to the other opposite edges of said central section; wherein said central section includes at least one tab hinged on one edge thereof to said central section and lying in the plane of said central section, the remaining edges of said tab being severed from said central section, said tab being adapted to be disposed normal to the plane of said central section at a distance equal to the interior height of the formed container; wherein each of said outer panels and said flange panels are foldable along the edges of said central section and are further foldable along predetermined lines parallel to the edges of said central section; and wherein each of said outer and flange panels are adapted to form right angles at the edges of said central section and at said predetermined lines when folded, and wherein the portions of said outer panels and of said flange panels between the edges of said central section and said predetermined lines form the sides of said packaging container upon folding; and wherein a portion of said flange panels are adapted to extend over said folded outer panels.
Claim 2
Dependent Claim
213 words
A packaging container blank comprising a rectangular central section, two outer panels attached to opposite edges of said central section and two flange panels attached to the other opposite edges of said central section; wherein said central section includes at least one tab hinged on one edge thereof to said central section and lying in the plane of said central section, the remaining edges of said tab being severed from said central section, said tab being adapted to be disposed normal to the plane of said central section at a distance equal to the interior height of the formed container; wherein each of said outer panels and said flange panels are foldable along the edges of said central section and are further foldable along predetermined lines parallel to the edges of said central section; and wherein each of said outer and flange panels are adapted to form right angles at the edges of said central section and at said predetermined lines when folded, and wherein the portions of said outer panels and of said flange panels between the edges of said central section and said predetermined lines form the sides of said packaging container upon folding; and wherein a portion of said flange panels are adapted to extend over said folded outer panels.
Claim 3
Dependent Claim
14 words
A packaging container blank according to claim 1 wherein said central section is square.
Claim 4
Dependent Claim
20 words
A packaging container blank according to claim 1 wherein said central section contains two tabs disposed parallel to each other.
Claim 5
Dependent Claim
35 words
A packaging container blank according to claim 1 wherein said outer panels and said flange panels are scored on one major surface thereof along said edges of said central section and along said predetermined lines.
Claim 6
Dependent Claim
21 words
A packaging container blank according to claim 4 wherein there is a continuous release coating on the entire said major surface.
Claim 7
Dependent Claim
34 words
A packaging container blank according to claim 5 wherein the surface of that portion of said flange panels which is adapted to extend over said folded outer panels has a plurality of perforations therein.
Claim 8
Dependent Claim
18 words
A packaging container blank according to claim 6 wherein one of said outer panels contains an indexing means.
Claim 9
Dependent Claim
20 words
A packaging container blank according to claim 1 wherein said outer panels are adapted to abut each other when folded.
Claim 10
Dependent Claim
18 words
A packaging container blank according to claim 6 wherein one of said inner panels contains an indexing means.
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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) | 1980-08-15 | 1981-02-14 | 1981-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-15 | 1985-02-14 | 1985-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-15 | 1989-02-14 | 1989-08-16 | $7700.00 | Window Closed / Lapsed |