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US3874579A
Expired / Lapsed
US
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Packaging support tray
Assignee: Mobil Oil AS
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Filing: 1973-03-19
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Granted: 1975-04-01
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Expires: 1993-03-19
Abstract
Abstract A container for objects and particularly for fresh produce and the like which comprises a relatively planar top member having a pair of compartmented walls hinged along and depending from the longitudinal edges thereof. Optionally, the bottom longitudinal edges of the container walls may be provided with longitudinally extending article retaining lips. The compartmented wall members are adapted for the reception and retention of articles such as fresh produce. The entire structure may be overwrapped with transparent film.
Inventors
- 👤 Jr Morell J Holden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:41
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/34; B65D1/36
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
73 words
A packaging tray comprising a substantially planar top member, said top member having flexibly hinged along opposite longitudinal edges thereof two side wall members, said side wall members being adapted to depend downwardly from said planar top member, said side wall members being further characterized by having a plurality of inwardly extending recesses in side by side relationship, said recesses being substantially coextensive in height with the height of said side wall members.
Claim 2
Dependent Claim
73 words
A packaging tray comprising a substantially planar top member, said top member having flexibly hinged along opposite longitudinal edges thereof two side wall members, said side wall members being adapted to depend downwardly from said planar top member, said side wall members being further characterized by having a plurality of inwardly extending recesses in side by side relationship, said recesses being substantially coextensive in height with the height of said side wall members.
Claim 3
Dependent Claim
29 words
A packaging tray in accordance with claim 1 wherein said recess comprises a substantially concave rear wall and substantially planar side walls on opposite sides of said rear wall.
Claim 4
Dependent Claim
16 words
A packaging tray in accordance with claim 1 wherein said tray is composed of polystyrene foam.
Claim 5
Dependent Claim
16 words
A packaging tray in accordance with claim 1 wherein said tray is composed of molded pulp.
Claim 6
Dependent Claim
16 words
A packaging tray in accordance with claim 1 wherein said recess is substantially hemispherical in shape.
Claim 7
Dependent Claim
18 words
A packaging tray in accordance with claim 1 wherein said tray is composed of substantially transparent thermoplastic sheet.
Claim 8
Dependent Claim
32 words
A packaging tray in accordance with claim 1 wherein a longitudinal retaining wall is positioned along the bottom edges of said recesses, said wall extending outwardly and upwardly from said bottom edges.
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) | 1978-03-31 | 1978-09-30 | 1979-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-31 | 1982-09-30 | 1983-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-31 | 1986-09-30 | 1987-04-01 | $7700.00 | Window Closed / Lapsed |