Patent US2709408A successfully refreshed from Google Patents.
Patent US3604368A successfully refreshed from Google Patents.
US3604368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pallet and method of manufacture
Assignee: SOBEL INDUSTRIES Inc
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Filing: 1969-04-14
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Granted: 1971-09-14
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Expires: 1989-04-14
Abstract
Abstract A four-way entry pallet is vacuum formed from two spaced parallel preheated sheets of thermoplastic comprising a top sheet which is flat except for a rim flange and a bottom sheet formed over a plurality of embossing and fusing posts to define supporting pillars integral with the bottom sheet and fused to the top sheet.
Inventors
- 👤 Jack E Baxter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:17
CPC Classifications
B; B65; B65D; B65D19/00; B65D19/0004; B65D19/0006; B65D19/0008; B65D19/001; B65D19/0012; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00034; B65D2519/00049; B65D2519/00069; B65D2519/00258; B65D2519/00263; B65D2519/00273; B65D2519/00283; B65D2519/00288; B65D2519/00313; B65D2519/00318; B65D2519/00547; B65D2519/00552; B65D2519/00557; B65D2519/00562; B65D2519/00736; B65D2519/00935; B65D2519/00955; B65D2519/0096; Y; Y10; Y10S; Y10S108/00; Y10S108/901
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
93 words
A pallet formed of spaced parallel top and bottom thermoplastic sheets, the bottom sheet having a plurality of integral upstanding downwardly opening hollow bosslike pillar portions, the top sheet overlying and being fused to the tops of the pillar portions, the pillar portions being of uniform height and having solid flat tops and the top sheet being flat, flat depending bracing ribs integral with the top sheet extending downwardly longitudinally and axially beside, and fused to the sides of, the pillar portions of the bottom sheet and projecting radially from such pillar portions.
Claim 2
Dependent Claim
93 words
A pallet formed of spaced parallel top and bottom thermoplastic sheets, the bottom sheet having a plurality of integral upstanding downwardly opening hollow bosslike pillar portions, the top sheet overlying and being fused to the tops of the pillar portions, the pillar portions being of uniform height and having solid flat tops and the top sheet being flat, flat depending bracing ribs integral with the top sheet extending downwardly longitudinally and axially beside, and fused to the sides of, the pillar portions of the bottom sheet and projecting radially from such pillar portions.
Claim 3
Dependent Claim
47 words
A pallet as defined in claim 1 wherein said pillar portions are spaced inwardly from the margins of the sheets, at least some of said bracing ribs extending angularly from intermediate areas of said pillar portions to the margins of a sheet and being integrated with both.
Claim 4
Dependent Claim
16 words
A pallet as defined in claim 2 including similar bracing ribs integral with the bottom sheet.
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) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |