US3227110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelf construction
Assignee: WGG & COMPANY Inc 2525 STATE ST COLUMBUS IN 47201 A IN CORP
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Filing: 1964-02-17
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Granted: 1966-01-04
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Expires: 1984-02-17
Abstract
No abstract record available.
Inventors
- 👤 Earl F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:56
CPC Classifications
A; A47; A47B; A47B63/00; A47B63/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A SHELF-CONSTRUCTION, COMPRISING (A) A PLURALITY OF VERTICALLY SPACED SHELVES RIGIDLY MOUNTED ON A PLURALITY OF VERTICALLY EXTENDING LEGS, (B) A FIRST PAIR OF HORIZONTALLY ALIGNED HOOKS PROJECTING OUTWARDLY FROM SAID SHELVES, (C) A SECOND PAIR OF HORIZONTALLY ALIGNED HOOKS PROJECTING OUTWARDLY FROM SAID SHELVES BELOW SAID FIRST PAIR OF HOOKS, (D) A PAIR OF LINK MEANS SWINGABLY CONNECTED TO A PAIR OF SAID LEGS WITHIN THE VERTICAL EXTEND OF SAID TWO PAIRS OF HOOKS, AND (E) AN EXTENSIBLE SHELF SWINGABLY CONNECTED TO SAID LINK MEANS FOR MOVEMENT BETWEEN AN OPERATIVE POSITION PARALLEL TO SAID PLURALITY OF SHELVES AND PROJECTING OUTWARDLY THEREFROM IN WHICH IT IS SUPPORTED ON SAID LINK MEANS AND SAID SECOND PAIR OF HOOKS AND A RETRACTED POSITION GENERALLY NORMAL TO SAID PLURALITY OF SHELVES IN WHICH IT IS SUPPORTED ON SAID LINK MEANS AND SAID FIRST SET OF HOOKS, (F) SAID PAIR OF LINK MEANS BEING COLLAPSIBLE INTERMEDIATE THEIR LENGTHS TO LIE WITHIN THE VERTICAL EXTENT OF SAID EXTENSIBLE SHELF WHEN SAID SHELF IS IN ITS RETRACTED POSITION.
Claim 2
Dependent Claim
172 words
A SHELF-CONSTRUCTION, COMPRISING (A) A PLURALITY OF VERTICALLY SPACED SHELVES RIGIDLY MOUNTED ON A PLURALITY OF VERTICALLY EXTENDING LEGS, (B) A FIRST PAIR OF HORIZONTALLY ALIGNED HOOKS PROJECTING OUTWARDLY FROM SAID SHELVES, (C) A SECOND PAIR OF HORIZONTALLY ALIGNED HOOKS PROJECTING OUTWARDLY FROM SAID SHELVES BELOW SAID FIRST PAIR OF HOOKS, (D) A PAIR OF LINK MEANS SWINGABLY CONNECTED TO A PAIR OF SAID LEGS WITHIN THE VERTICAL EXTEND OF SAID TWO PAIRS OF HOOKS, AND (E) AN EXTENSIBLE SHELF SWINGABLY CONNECTED TO SAID LINK MEANS FOR MOVEMENT BETWEEN AN OPERATIVE POSITION PARALLEL TO SAID PLURALITY OF SHELVES AND PROJECTING OUTWARDLY THEREFROM IN WHICH IT IS SUPPORTED ON SAID LINK MEANS AND SAID SECOND PAIR OF HOOKS AND A RETRACTED POSITION GENERALLY NORMAL TO SAID PLURALITY OF SHELVES IN WHICH IT IS SUPPORTED ON SAID LINK MEANS AND SAID FIRST SET OF HOOKS, (F) SAID PAIR OF LINK MEANS BEING COLLAPSIBLE INTERMEDIATE THEIR LENGTHS TO LIE WITHIN THE VERTICAL EXTENT OF SAID EXTENSIBLE SHELF WHEN SAID SHELF IS IN ITS RETRACTED POSITION.
References Cited (Backward Citations)
US1077515A
Cited
US1250625A
Cited
US1259532A
Cited
US1562089A
Cited
US1450312A
Cited
US1515242A
Cited
US1685137A
Cited
US1858857A
Cited
US2124857A
Cited
US2199981A
Cited
US2516327A
Cited
GB617995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |