US3226898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable panel construction
Assignee: Hunter Douglas International Quebec Ltd
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Filing: 1962-04-16
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Granted: 1966-01-04
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Blok Dirk Evert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:20
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/34; E04B9/36; E04B9/363; E04F; E04F10/00; E04F10/08; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0803; E04F13/081; E04F13/0812; E04F10/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A STRUCTURAL PANEL COMPRISING A PLURALITY OF PANEL ELEMENTS, SAID PANEL ELEMENTS BEING IN THE FORM OF SHALLOW, CHANNEL-SHAPED MEMBERS HAVING INWARDLY BENT LONGITUDINAL SIDE WALLS, A SUPPORT MEMBER COMPRISING AT LEAST TWO ALIGNED SUPPORT ELEMENTS HAVING ENDS WHICH ARE CLOSE TO BUT SPACED FROM EACH OTHER, AND CONNECTOR ELEMENTS OVERLAPPING THE ENDS OF EACH OF SAID SUPPORT ELEMENT, EACH SAID SUPPORT MEMBER HAVING ALTERNATE PROJECTIONS AND RECESSES ALONG AT LEAST ONE SIDE EDGE FOR CLAMPINGLY RETAINING AND SUPPORTING SAID PANELS IN SAID RECESSES WITH THE SIDE WALLS BEING UPWARDLY DIRECTED AND ON SAID PROJECTIONS WITH THE SIDE WALLS BEING DOWNWARDLY DIRECTED SO THAT THE BENT SIDE WALL EDGES THEREOF OVERLAP THE BENT SIDE WALL EDGES OF THE ADJACENT PANEL ELEMENTS, THE SUPPORT ELEMENTS BEING FREE TO MOVE RELATIVELY TO THE CONNECTING MEMBER AND RELATIVELY TO EACH OTHER IN THE DIRECTION OF THEIR LENGTH WITH THE CONNECTING MEMBER BEING SO PROPORTIONED AS TO KEEP THE SEQUENCE OF UNIFORM PROJECTIONS AND RECESSES FROM BEING INTERRUPTED.
Claim 2
Dependent Claim
164 words
A STRUCTURAL PANEL COMPRISING A PLURALITY OF PANEL ELEMENTS, SAID PANEL ELEMENTS BEING IN THE FORM OF SHALLOW, CHANNEL-SHAPED MEMBERS HAVING INWARDLY BENT LONGITUDINAL SIDE WALLS, A SUPPORT MEMBER COMPRISING AT LEAST TWO ALIGNED SUPPORT ELEMENTS HAVING ENDS WHICH ARE CLOSE TO BUT SPACED FROM EACH OTHER, AND CONNECTOR ELEMENTS OVERLAPPING THE ENDS OF EACH OF SAID SUPPORT ELEMENT, EACH SAID SUPPORT MEMBER HAVING ALTERNATE PROJECTIONS AND RECESSES ALONG AT LEAST ONE SIDE EDGE FOR CLAMPINGLY RETAINING AND SUPPORTING SAID PANELS IN SAID RECESSES WITH THE SIDE WALLS BEING UPWARDLY DIRECTED AND ON SAID PROJECTIONS WITH THE SIDE WALLS BEING DOWNWARDLY DIRECTED SO THAT THE BENT SIDE WALL EDGES THEREOF OVERLAP THE BENT SIDE WALL EDGES OF THE ADJACENT PANEL ELEMENTS, THE SUPPORT ELEMENTS BEING FREE TO MOVE RELATIVELY TO THE CONNECTING MEMBER AND RELATIVELY TO EACH OTHER IN THE DIRECTION OF THEIR LENGTH WITH THE CONNECTING MEMBER BEING SO PROPORTIONED AS TO KEEP THE SEQUENCE OF UNIFORM PROJECTIONS AND RECESSES FROM BEING INTERRUPTED.
References Cited (Backward Citations)
US3015135A
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 |