Patent US3154197A successfully refreshed from Google Patents.
US3154197A
Expired / Lapsed
US
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Materials handling tray
Assignee: AT&T Inc
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Filing: 1963-04-04
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Granted: 1964-10-27
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Expires: 1983-04-04
Abstract
No abstract record available.
Inventors
- 👤 Francis E Tweed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:12
CPC Classifications
A; A47; A47B; A47B87/00; A47B87/02; A47B87/0207; A47B87/0253
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A MATERIALS HANDLING TRAY FOR THE SUPPORT OF ARTICLES THEREWITHIN: A GENERALLY U-SHAPED FRAME MEMBER COMPRISING A TOP PORTION AND LEG PORTIONS EXTENDING THEREFROM, SAID LEG PORTIONS HAVING INTERIOR AND EXTERIOR SURFACES, COMPLEMENTARY SHAPED MEANS FORMED AT THE UPPER AND LOWER EXTREMITIES OF THE LEG PORTIONS WHEREBY A PLURALITY OF THE TRAYS MAY BE PLACED IN AN INTERLOCKED STACKED RELATIONSHIP, AND GUIDE AND SUPPORT MEANS FORMED ON THE INTERIOR SURFACES OF THE LEG PORTIONS BELOW THE TOP PORTION, SAID GUIDE AND SUPPORT MEANS HAVING SHAPES WHICH ARE COMPLEMENTARY TO THE SHAPES OF AT LEAST PORTIONS OF THE ARTICLES TO BE SUPPORTED WITHIN THE TRAYS WHEREBY THE SAID ARTICLE PORTIONS MAY BE INTERLOCKED WITH THE GUIDE AND SUPPORT MEANS TO THUS GUIDE AND SUPPORT THE ARTICLES WITHIN THE TRAY.
Claim 2
Dependent Claim
129 words
IN A MATERIALS HANDLING TRAY FOR THE SUPPORT OF ARTICLES THEREWITHIN: A GENERALLY U-SHAPED FRAME MEMBER COMPRISING A TOP PORTION AND LEG PORTIONS EXTENDING THEREFROM, SAID LEG PORTIONS HAVING INTERIOR AND EXTERIOR SURFACES, COMPLEMENTARY SHAPED MEANS FORMED AT THE UPPER AND LOWER EXTREMITIES OF THE LEG PORTIONS WHEREBY A PLURALITY OF THE TRAYS MAY BE PLACED IN AN INTERLOCKED STACKED RELATIONSHIP, AND GUIDE AND SUPPORT MEANS FORMED ON THE INTERIOR SURFACES OF THE LEG PORTIONS BELOW THE TOP PORTION, SAID GUIDE AND SUPPORT MEANS HAVING SHAPES WHICH ARE COMPLEMENTARY TO THE SHAPES OF AT LEAST PORTIONS OF THE ARTICLES TO BE SUPPORTED WITHIN THE TRAYS WHEREBY THE SAID ARTICLE PORTIONS MAY BE INTERLOCKED WITH THE GUIDE AND SUPPORT MEANS TO THUS GUIDE AND SUPPORT THE ARTICLES WITHIN THE TRAY.
References Cited (Backward Citations)
US1814252A
Cited
US2729498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |