US3256039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair construction
Assignee: Fixtures Manufacturing Corp
•
Filing: 1964-06-18
•
Granted: 1966-06-14
•
Expires: 1984-06-18
Abstract
No abstract record available.
Inventors
- 👤 Edgar M Lieberman
- 👤 Maslan David
- 👤 Polsky Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:20
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/12; A47C3/00; A47C3/04; A47C3/12; A47C4/00; A47C4/02; A47C4/03; Y; Y10; Y10S; Y10S297/00; Y10S297/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
A CHAIN ADAPTED TO BE SELECTIVELY DISPOSED IN STACKED RELATIONSHIP WITH ANOTHER, SIMILAR CHAIR COMPRISING: A SEAT MEMBER; A FRAME HAVING A CONTINUOUS ELEMENT UNDERLYING SAID SEAT MEMBER AT ITS PERIPHERY AND SUPPORTING THE SAME; A PAIR OF LEGS FOR EACH SIDE OF THE SEAT MEMBER RESPECTIVELY, SAID LEGS BEING SECURED TO SAID FRAME AND EXTENDING DOWNWARDLY THEREFROM WITH THE LEGS OF EACH PAIR CONVERGING AS THE SEAT MEMBER IS APPROACHED, ONE OF THE LEGS OF EACH PAIR HAVING A LATERALLY EXTENDING TUBULAR PORTION ADJACENT TO SAID SEAT MEMBER AND TO THE INNER SIDE OF THE ELEMENT; AND A STACKING FOOT FOR EACH PAIR OF LEGS RESPECTIVELY, EACH FOOT INCLUDING A WEB HAVING A KNOB EXTENDING LATERALLY THEREFROM, SAID KNOB BEING TELESCOPED IN SAID TUBULAR PORTION OF THE CORRESPONDING PAIR OF LEGS TO INTERCONNECT SAID WEB THEREWITH, SAID FEET DEPENDING FROM RESPECTIVE TUBULAR PORTIONS AND BEING DISPOSED TO EN GAGE THE UPPER SURFACE OF THE SEAT MEMBER OF SAID OTHER CHAIR WHEN SAID CHAIRS ARE STACKED, THEREBY HOLDING SAID FRAME SPACED ABOVE SAID UPPER SURFACE OF SAID OTHER CHAIR, WHEREBY SAID CHAIRS MAY BE STACKED WITHOUT DAMAGE TO SAID UPPER SURFACE BY SAID FRAME.
Claim 2
Dependent Claim
194 words
A CHAIN ADAPTED TO BE SELECTIVELY DISPOSED IN STACKED RELATIONSHIP WITH ANOTHER, SIMILAR CHAIR COMPRISING: A SEAT MEMBER; A FRAME HAVING A CONTINUOUS ELEMENT UNDERLYING SAID SEAT MEMBER AT ITS PERIPHERY AND SUPPORTING THE SAME; A PAIR OF LEGS FOR EACH SIDE OF THE SEAT MEMBER RESPECTIVELY, SAID LEGS BEING SECURED TO SAID FRAME AND EXTENDING DOWNWARDLY THEREFROM WITH THE LEGS OF EACH PAIR CONVERGING AS THE SEAT MEMBER IS APPROACHED, ONE OF THE LEGS OF EACH PAIR HAVING A LATERALLY EXTENDING TUBULAR PORTION ADJACENT TO SAID SEAT MEMBER AND TO THE INNER SIDE OF THE ELEMENT; AND A STACKING FOOT FOR EACH PAIR OF LEGS RESPECTIVELY, EACH FOOT INCLUDING A WEB HAVING A KNOB EXTENDING LATERALLY THEREFROM, SAID KNOB BEING TELESCOPED IN SAID TUBULAR PORTION OF THE CORRESPONDING PAIR OF LEGS TO INTERCONNECT SAID WEB THEREWITH, SAID FEET DEPENDING FROM RESPECTIVE TUBULAR PORTIONS AND BEING DISPOSED TO EN GAGE THE UPPER SURFACE OF THE SEAT MEMBER OF SAID OTHER CHAIR WHEN SAID CHAIRS ARE STACKED, THEREBY HOLDING SAID FRAME SPACED ABOVE SAID UPPER SURFACE OF SAID OTHER CHAIR, WHEREBY SAID CHAIRS MAY BE STACKED WITHOUT DAMAGE TO SAID UPPER SURFACE BY SAID FRAME.
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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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |