Patent US3234897A successfully refreshed from Google Patents.
US3234897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelf system
Assignee: Individual
•
Filing: 1964-04-09
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Granted: 1966-02-15
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Expires: 1984-04-09
Abstract
No abstract record available.
Inventors
- 👤 Howard E Berk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:50
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/40; A47B57/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
IN A SHELF SYSTEM, THE COMBINATION OF A COMPOUND STANDARD COMPRISED OF A VERTICAL REARWARD ELEMENT EXTERNALLY SECURED AND HAVING A PLURALITY OF FORWARDLY OPENING VERTICALLY-SPACED HOLES AND A FORWARD ELEMENT ANTERIOR TO AND ABUTTING AGAINST THE FACE OF THE REARWARD ELEMENT AND HAVING AN ELONGATE OPENING FOR ALIGNMENT WITH SAID HOLES, A BRACKET FORWARD OF SAID FORWARD ELEMENT AND HAVING A VERTICAL REAR FACE WIDER THAN SAID ELONGATE OPENING ABUTTING THE FACE OF SAID FORWARD ELEMENT, A DOWNWARDLY FACING HOOK-DEVICE EXTENDING REARWARDLY FROM THE UPPER PORTION OF SAID REAR BRACKET FACE THROUGH SAID FORWARD ELEMENT OPENING AND ENGAGING THE WALL OF A SELECTED HOLE FOR RETAINING ENGAGEMENT IN SAID REARWARD ELEMENT, AND A SHELF SUPPORTED ON SAID BRACKET WHEREBY SAID FORWARD ELEMENT IS FRICTIONALLY RETAINED IN POSITION BEING PRESSED BETWEEN SAID REARWARD ELEMENT AND REAR FACE OF SAID BRACKET, THE RESISTANCE OF THE FORWARD ELEMENT TO THE BRACKET MAINTAINING THE ATTITUDE OF THE BRACKET, AND AN ALIGNMENT PIN PROJECTING REARWARD FROM SAID REAR BRACKET FACE FOR ENGAGEMENT IN SAID OPENING TO PREVENT ROTATION OF SAID BRACKET.
Claim 2
Dependent Claim
177 words
IN A SHELF SYSTEM, THE COMBINATION OF A COMPOUND STANDARD COMPRISED OF A VERTICAL REARWARD ELEMENT EXTERNALLY SECURED AND HAVING A PLURALITY OF FORWARDLY OPENING VERTICALLY-SPACED HOLES AND A FORWARD ELEMENT ANTERIOR TO AND ABUTTING AGAINST THE FACE OF THE REARWARD ELEMENT AND HAVING AN ELONGATE OPENING FOR ALIGNMENT WITH SAID HOLES, A BRACKET FORWARD OF SAID FORWARD ELEMENT AND HAVING A VERTICAL REAR FACE WIDER THAN SAID ELONGATE OPENING ABUTTING THE FACE OF SAID FORWARD ELEMENT, A DOWNWARDLY FACING HOOK-DEVICE EXTENDING REARWARDLY FROM THE UPPER PORTION OF SAID REAR BRACKET FACE THROUGH SAID FORWARD ELEMENT OPENING AND ENGAGING THE WALL OF A SELECTED HOLE FOR RETAINING ENGAGEMENT IN SAID REARWARD ELEMENT, AND A SHELF SUPPORTED ON SAID BRACKET WHEREBY SAID FORWARD ELEMENT IS FRICTIONALLY RETAINED IN POSITION BEING PRESSED BETWEEN SAID REARWARD ELEMENT AND REAR FACE OF SAID BRACKET, THE RESISTANCE OF THE FORWARD ELEMENT TO THE BRACKET MAINTAINING THE ATTITUDE OF THE BRACKET, AND AN ALIGNMENT PIN PROJECTING REARWARD FROM SAID REAR BRACKET FACE FOR ENGAGEMENT IN SAID OPENING TO PREVENT ROTATION OF SAID BRACKET.
References Cited (Backward Citations)
US173649A
Cited
US782035A
Cited
US924084A
Cited
US2056078A
Cited
US2796158A
Cited
US2783961A
Cited
US2883137A
Cited
US2940603A
Cited
US2996193A
Cited
GB965052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |