Patent US3282004A successfully refreshed from Google Patents.
US3282004A
Expired / Lapsed
US
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Reversible car panels
Assignee: Otis Elevator Co
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Filing: 1963-05-27
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Granted: 1966-11-01
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Brounn Morrison John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:04
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; B; B66; B66B; B66B11/00; B66B11/02; B66B11/0226; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/0846
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
AN ELEVATOR CAB HAVING AN INTERIOR WALL OF MULTIPANELLED CONSTRUCTION COMPRISING A STRUCTURAL SHELL HAVING VERTICALLY EXTENDING SIDES; A PLURALITY OF PANELS EACH HAVING TWO FINISHED DECORATIVE FACING SURFACES AND A PERIPHERAL EDGE; PANEL SUPPORTING MEANS SECURED TO SAID SHELL HAVING A FIRST SET OF ELEMENTS SUPPORTING SAID PANELS ALONG THEIR PERIPHERAL EDGES; SAID PANELS HAVING A SECOND SET OF ELEMENTS ALONG THEIR PERIPHERAL EDGES COOPERATING WITH SAID FIRST SET OF ELEMENTS AND HOLDING SAID PANELS IN SPACED VERTICAL AND SUBSTANTIALLY PARALLEL DISPLACEMENT WITH RESPECT TO THE SIDES OF SAID SHELL; ELEMENTS OF ONE SET DEFINING APERTURES AND ELEMENTS OF THE OTHER SET HAVING LEGS INSERTED IN SAID APERTURES SO THAT EITHER FACING OF ANY PANEL CAN BE SELECTIVELY DISPLAYED AS PART OF THE INTERIOR WALL SURFACE OF THE CAB.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |