US4142471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pallet having reinforced gypsum structural members
Assignee: United States Gypsum Co
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Filing: 1976-10-12
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Granted: 1979-03-06
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Expires: 1996-10-12
Abstract
Abstract A pallet comprising a generally flat top sheet and a generally flat bottom sheet spaced from the top sheet. A plurality of sills constructed from elongate generally flat rehydrated gypsum strips are sandwiched between the top and bottom sheets. A water-impervious cover is closely positioned over the sheets and over the edges of the sills.
Inventors
- 👤 Robert M. Mustoe
- 👤 Fred H. Zajonc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:53
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0088; B65D71/0092; B65D19/00; B65D19/0004; B65D19/0006; B65D19/0008; B65D19/001; B65D19/0012; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00029; B65D2519/00039; B65D2519/00049; B65D2519/00064; B65D2519/00074; B65D2519/00084; B65D2519/00104; B65D2519/00109; B65D2519/00258; B65D2519/00263; B65D2519/00273; B65D2519/00278; B65D2519/00283; B65D2519/00288; B65D2519/00313; B65D2519/00318; B65D2519/00328; B65D2519/00343; B65D2519/00368; B65D2519/00378; B65D2519/00547; B65D2519/00552; B65D2519/00557; B65D2519/00562; B65D2519/00572; B65D2571/00; B65D2571/00006; B65D2571/0008; B65D2571/00086; B65D2571/00111; B65D2571/00117; B65D85/00; B65D85/30; B65D85/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A pallet comprising a generally flat bottom sheet and a generally flat top sheet superimposed with respect to the bottom sheet, a plurality of sills sandwiched between and spacing apart said sheets, a sill being positioned adjacent to each of two opposite edges of the sheets, each of said sills further comprising a plurality of elongate, generally flat rehydrated gypsum strips having opposite faces terminating in circumferential edges, said strips being assembled together face to face, each of said strips being of approximate equal length, having two opposite ends, means for attaching each of said strips to the next adjacent strip with the strip ends aligned, and a water-impervious cover closely positioned over said sheets and over at least some of the circumferential edges of said edge-adjacent sills arranged to be interposed between said pallet and a load placed thereon.
Claim 2
Dependent Claim
140 words
A pallet comprising a generally flat bottom sheet and a generally flat top sheet superimposed with respect to the bottom sheet, a plurality of sills sandwiched between and spacing apart said sheets, a sill being positioned adjacent to each of two opposite edges of the sheets, each of said sills further comprising a plurality of elongate, generally flat rehydrated gypsum strips having opposite faces terminating in circumferential edges, said strips being assembled together face to face, each of said strips being of approximate equal length, having two opposite ends, means for attaching each of said strips to the next adjacent strip with the strip ends aligned, and a water-impervious cover closely positioned over said sheets and over at least some of the circumferential edges of said edge-adjacent sills arranged to be interposed between said pallet and a load placed thereon.
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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) | 1982-03-05 | 1982-09-04 | 1983-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-03-05 | 1986-09-04 | 1987-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-03-05 | 1990-09-04 | 1991-03-06 | $7700.00 | Window Closed / Lapsed |