US3144265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rigid frameworks for use in constructiong racks, cabinets, boxes or like structures
Assignee: Alfred Imhof Ltd
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Filing: 1961-02-27
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Granted: 1964-08-11
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Expires: 1981-02-27
Abstract
No abstract record available.
Inventors
- 👤 Humble Francis Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:31
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/10; F16B12/28; F16B12/32; A; A47; A47B; A47B47/00; A47B47/0008; F16B12/44; F16B12/50; F16B7/00; F16B7/04; F16B7/044; F16B7/0446; A47B2220/00; A47B2220/11; A47B2230/00; A47B2230/01; F16B2012/446; Y; Y10; Y10S; Y10S403/00; Y10S403/12; Y10T; Y10T403/00; Y10T403/44; Y10T403/447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
A FRAMEWORK STRUCTURE COMPRISING FRAME MEMBERS EACH HAVING IN CROSS SECTION A PAIR OF INWARDLY EXTENDING SPACED APART LEGS ARRANGED SUBSTANTIALLY NORMAL TO EACH OTHER, EACH LEG HAVING AN INWARDLY OFFSET SHOULDER WHICH IS JOINED TO AN OUTER ANGLE SHAPED MEMBER, THE ARRANGEMENT PROVIDING A CHANNEL MEMBER HAVING A LONGITUDINAL RECESS PROVIDING AN INTERNAL CAVITY EXTENDING THE FULL LENGTH OF SAID MEMBER, CONNECTOR MEMBERS EACH OF WHICH HAS AT LEAST TWO ARMS ARRANGED PERPENDICULAR TO ONE ANOTHER, SAID ARMS BEING RECEIVED WITHIN SAID CAVITIES IN SAID FRAME MEMBERS TO PROVIDE POSITIVE INTERENGAGEMENT OF SAID FRAME MEMBERS WITH SAID CONNECTOR MEMBERS, LOCKING MEANS FOR LOCKING SAID FRAME MEMBERS IN POSITION ON SAID CONNECTOR MEMBERS, WHEREIN EACH OF SAID ARMS IS BIFURCATED AND IS FORMED WITH TWO DIAGONALLY OPPOSITE EXTERNAL SEATING PORTIONS DISPOSED TO EITHER SIDE OF THE SLIT OF THE BIFURCATION AND EACH COMPRISING TWO INTERSECTING SEATING PORTION FACES AT RIGHT ANGLES TO ONE ANOTHER, AND WHEREIN SAID LEGS AND SAID SHOULDERS OF EACH OF SAID FRAME MEMBERS FORM TWO DIAGONALLY OPPOSITE INTERSECTING INTERNAL SEATING FACES AT RIGHT ANGLES TO ONE ANOTHER, SAID INTERNAL SEATING FACES CORRESPONDING TO AND RECEIVING SAID EXTERNAL SEATING
Claim 2
Dependent Claim
192 words
A FRAMEWORK STRUCTURE COMPRISING FRAME MEMBERS EACH HAVING IN CROSS SECTION A PAIR OF INWARDLY EXTENDING SPACED APART LEGS ARRANGED SUBSTANTIALLY NORMAL TO EACH OTHER, EACH LEG HAVING AN INWARDLY OFFSET SHOULDER WHICH IS JOINED TO AN OUTER ANGLE SHAPED MEMBER, THE ARRANGEMENT PROVIDING A CHANNEL MEMBER HAVING A LONGITUDINAL RECESS PROVIDING AN INTERNAL CAVITY EXTENDING THE FULL LENGTH OF SAID MEMBER, CONNECTOR MEMBERS EACH OF WHICH HAS AT LEAST TWO ARMS ARRANGED PERPENDICULAR TO ONE ANOTHER, SAID ARMS BEING RECEIVED WITHIN SAID CAVITIES IN SAID FRAME MEMBERS TO PROVIDE POSITIVE INTERENGAGEMENT OF SAID FRAME MEMBERS WITH SAID CONNECTOR MEMBERS, LOCKING MEANS FOR LOCKING SAID FRAME MEMBERS IN POSITION ON SAID CONNECTOR MEMBERS, WHEREIN EACH OF SAID ARMS IS BIFURCATED AND IS FORMED WITH TWO DIAGONALLY OPPOSITE EXTERNAL SEATING PORTIONS DISPOSED TO EITHER SIDE OF THE SLIT OF THE BIFURCATION AND EACH COMPRISING TWO INTERSECTING SEATING PORTION FACES AT RIGHT ANGLES TO ONE ANOTHER, AND WHEREIN SAID LEGS AND SAID SHOULDERS OF EACH OF SAID FRAME MEMBERS FORM TWO DIAGONALLY OPPOSITE INTERSECTING INTERNAL SEATING FACES AT RIGHT ANGLES TO ONE ANOTHER, SAID INTERNAL SEATING FACES CORRESPONDING TO AND RECEIVING SAID EXTERNAL SEATING
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) | 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 |