US3750871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shipping container
Assignee: EFP ACQUISITION Corp 223 MIDDLETON RUN ROAD ELKHART IN 46516 A CORP OF DE
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Filing: 1972-02-14
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Granted: 1973-08-07
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Expires: 1992-02-14
Abstract
Abstract A shipping container in which a pair of rigid foam plastic panels are secured in opposite ends of a paperboard tube and have shallow recesses in their inner faces receiving and positioning spaced parts of contained articles.
Inventors
- 👤 J Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:14
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/02; B65D81/025; B65D15/00; B65D15/02; B65D15/04
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
127 words
A shipping container comprising a top panel formed of a rigid foam plastic, a bottom panel formed of a rigid foam plastic, a paperboard tube snugly encircling at its upper portion at least a portion of said top panel and snugly encircling at its lower portion at least a portion of said bottom panel, the bottom surface of said top panel having a shallow recess therein and the top surface of said bottom panel having a shallow recess therein, said shallow recesses cooperating to receive and position the upper and lower portions of an article within said container, means for connecting to said top panel the upper encircling portion of saId tube and means for connecting to said bottom panel the lower encircling portion of said tube.
Claim 2
Dependent Claim
127 words
A shipping container comprising a top panel formed of a rigid foam plastic, a bottom panel formed of a rigid foam plastic, a paperboard tube snugly encircling at its upper portion at least a portion of said top panel and snugly encircling at its lower portion at least a portion of said bottom panel, the bottom surface of said top panel having a shallow recess therein and the top surface of said bottom panel having a shallow recess therein, said shallow recesses cooperating to receive and position the upper and lower portions of an article within said container, means for connecting to said top panel the upper encircling portion of saId tube and means for connecting to said bottom panel the lower encircling portion of said tube.
Claim 3
Dependent Claim
42 words
A shipping container as defined in claim 1, wherein each of said top and bottom panels projects beyond the encircling portion of said tube and includes a flange projecting laterally therefrom and engageable by a portion of an edge of said tube.
Claim 4
Dependent Claim
21 words
A shipping container as defined in claim 2, wherein each lateral flange has a groove receiving a portion of said tube.
Claim 5
Dependent Claim
31 words
A shipping container as defined in claim 1, wherein each of said top and bottom panels is formed of closed cell foam plastic, and said panels are of complementary outer configuration.
Claim 6
Dependent Claim
24 words
A shipping container as defined in claim 1, wherein said tube is formed of corrugated paperboard and is of uNiform dimension throughout its length.
Claim 7
Dependent Claim
81 words
A shipping container as defined in claim 1, wherein the peripheral portion of each of said top and bottom panels has a plurality of spaced recesses each extending from the outer face thereof and terminating spaced from the inner face thereof to define a shoulder at each recess, said tube having slits each adjacent a recess and each outlining a portion of said tube bent to seat in the adjacent recess with its innermost edge confronting the shoulder adjacent said recess.
Claim 8
Dependent Claim
62 words
A shipping container as defined in claim 1, wherein a plurality of recesses are formed in the marginal portion of at least one of said foam plastic panels and terminate spaced from the inner face of the panel to define a shoulder adjacent each recess, and a portion of said tube seats in each recess and overlies the shoulder adjacent each recess.
Claim 9
Dependent Claim
36 words
A shipping container as defined in claim 1, wherein each article receiving recess has an article-containing surface spaced from the outermost adjacent surface of a foam plastic panel at least one-half the thickness of said panel.
Claim 10
Dependent Claim
31 words
A shipping container as defined in claim 1, wherein said tube encircles a portion of each foam plastic panel of a width exceeding one-half the thickness of the foam plastic panel.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |