Patent US3233255A successfully refreshed from Google Patents.
US3233255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed construction
Assignee: MillerKnoll Inc
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Filing: 1961-05-22
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Granted: 1966-02-08
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Expires: 1981-05-22
Abstract
No abstract record available.
Inventors
- 👤 Robert L Propst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:15
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
AN ADJUSTBLE BED, COMPRISING: A BASE HAVING A PAIR OF UPSTANDING LEGS; A SUPPORTING MEMBER PIVOTALLY SECURED TO SAID LEGS FOR MOVEMENT ABOUT A FIRST AXIS DEFINED BY SAID PIVOTAL SECUREMENT; A BACK SHELL PIVOTALLY SECURED TO SAID SUPPORTING MEMBER FOR MOVEMENT ABOUT A SECOND AXIS DEFINED BY SAID PIVOTAL SECUREMENT, SID SECOND AXIS LYING ABOVE SAID GENERALLY TRANSVERSE WITH RESPECT TO SAID FIRST AXIS, A SEAT SHELL PIVOTALLY SECURED TO SAID BACK SHELL FOR LONGITUDINAL MOVEMENT WITH RESPECT TO SAID BACK SHELL; A LEG SHELL PIVOTALLY SECURED TO SAID SEAT SHELL FOR LONGITUDINAL MOVEMENT WITH RESPECT TO SAID SEAT SHELL AND SAID BACK SHELL; A NET SECURED ALONG ITS EDGES TO SAID EXTENDING ACROSS EACH OF SAID BACK, SEAT AND LEG SHELL; A FIRST POWERED MEANS MOUNTED BETWEEN SAID LEGS FOR MOVEMENT OF SAID SUPPORTING MEMBER RELATIVE TO SAID BASE; A SECOND POWERED MEAN S MOUNTED ON SAID SUPPORTING MEMBER FOR MOVEMENT OF SAID BACK SHELL RELATIVE TO SAID SUPPORTING MEMBER; A THIRD POWERED MEANS MOUNTED ON SAID SUPPORTING MEMBER FOR MOVEMENT OF SAID SEAT SHELL RELATIVE TO SAID BACK SHELL; AND A FOURTH POWERED MEANS MOUNTED ON SAID SEAT SHELL FOR MOVEMENT OF SAID LEG RELATIVE TO SAID SEAT SHELL.
Claim 2
Dependent Claim
202 words
AN ADJUSTBLE BED, COMPRISING: A BASE HAVING A PAIR OF UPSTANDING LEGS; A SUPPORTING MEMBER PIVOTALLY SECURED TO SAID LEGS FOR MOVEMENT ABOUT A FIRST AXIS DEFINED BY SAID PIVOTAL SECUREMENT; A BACK SHELL PIVOTALLY SECURED TO SAID SUPPORTING MEMBER FOR MOVEMENT ABOUT A SECOND AXIS DEFINED BY SAID PIVOTAL SECUREMENT, SID SECOND AXIS LYING ABOVE SAID GENERALLY TRANSVERSE WITH RESPECT TO SAID FIRST AXIS, A SEAT SHELL PIVOTALLY SECURED TO SAID BACK SHELL FOR LONGITUDINAL MOVEMENT WITH RESPECT TO SAID BACK SHELL; A LEG SHELL PIVOTALLY SECURED TO SAID SEAT SHELL FOR LONGITUDINAL MOVEMENT WITH RESPECT TO SAID SEAT SHELL AND SAID BACK SHELL; A NET SECURED ALONG ITS EDGES TO SAID EXTENDING ACROSS EACH OF SAID BACK, SEAT AND LEG SHELL; A FIRST POWERED MEANS MOUNTED BETWEEN SAID LEGS FOR MOVEMENT OF SAID SUPPORTING MEMBER RELATIVE TO SAID BASE; A SECOND POWERED MEAN S MOUNTED ON SAID SUPPORTING MEMBER FOR MOVEMENT OF SAID BACK SHELL RELATIVE TO SAID SUPPORTING MEMBER; A THIRD POWERED MEANS MOUNTED ON SAID SUPPORTING MEMBER FOR MOVEMENT OF SAID SEAT SHELL RELATIVE TO SAID BACK SHELL; AND A FOURTH POWERED MEANS MOUNTED ON SAID SEAT SHELL FOR MOVEMENT OF SAID LEG RELATIVE TO SAID SEAT SHELL.
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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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |