Patent US3143980A successfully refreshed from Google Patents.
US3143980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall-supported adjustable shelving
Assignee: Individual
•
Filing: 1961-05-01
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Granted: 1964-08-11
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Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Sperring Ernest Dudley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:50
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/06; A47B96/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
ADJUSTABLE SHELVING COMPRISING A PLURALITY OF LSHAPED BRACKETS, ATTACHING MEANS AT ONE END OF ONE LIMB OF EACH OF SAID L-SHAPED BRACKETS FOR SECURING SAID L-SHAPED BRACKETS TO A VERTICAL SURFACE SO THAT THE OTHER LIMB OF EACH OF SAID L-SHAPED BRACKETS IS SUBSTANTIALLY HORIZONTAL AND BELOW THE POINT OF ATTACHMENT TO THE VERTICAL SURFACE, A FIRST SHELF MEANS HAVING AT LEAST FOUR SOCKETS IN THE EDGE PORTION WHICH IS DIRECTED TOWARD THE VERTICAL SURFACE, A PLURALITY OF U-SHAPED BRACKETS HAVING TWO HORIZONTALLY EXTENDING LIMBS EACH, SAID SOCKETS HOLDING THE HORIZONTALLY EXTENDING LIMBS OF SAID L-SHAPED BRACKETS AND THE UPPER HORIZONTALLY EXTENDING LIMBS OF SAID U-SHAPED BRACKETS, RESPECTIVELY, AND A SECOND SHELF MEANS HAVING A PLURALITY OF SOCKETS IN THE EDGE PORTION WHICH IS DIRECTED TOWARD THE VERTICAL SURFACE, SAID SECOND
Claim 2
Dependent Claim
131 words
ADJUSTABLE SHELVING COMPRISING A PLURALITY OF LSHAPED BRACKETS, ATTACHING MEANS AT ONE END OF ONE LIMB OF EACH OF SAID L-SHAPED BRACKETS FOR SECURING SAID L-SHAPED BRACKETS TO A VERTICAL SURFACE SO THAT THE OTHER LIMB OF EACH OF SAID L-SHAPED BRACKETS IS SUBSTANTIALLY HORIZONTAL AND BELOW THE POINT OF ATTACHMENT TO THE VERTICAL SURFACE, A FIRST SHELF MEANS HAVING AT LEAST FOUR SOCKETS IN THE EDGE PORTION WHICH IS DIRECTED TOWARD THE VERTICAL SURFACE, A PLURALITY OF U-SHAPED BRACKETS HAVING TWO HORIZONTALLY EXTENDING LIMBS EACH, SAID SOCKETS HOLDING THE HORIZONTALLY EXTENDING LIMBS OF SAID L-SHAPED BRACKETS AND THE UPPER HORIZONTALLY EXTENDING LIMBS OF SAID U-SHAPED BRACKETS, RESPECTIVELY, AND A SECOND SHELF MEANS HAVING A PLURALITY OF SOCKETS IN THE EDGE PORTION WHICH IS DIRECTED TOWARD THE VERTICAL SURFACE, SAID SECOND
References Cited (Backward Citations)
US676619A
Cited
FR401825A
Cited
US1717133A
Cited
US2276308A
Cited
US2577138A
Cited
US2719688A
Cited
US2992743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |