Patent EP0693835A2 successfully refreshed from Google Patents.
US3080194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compactly stackable chair
Assignee: Individual
•
Filing: 1960-03-07
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Granted: 1963-03-05
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Expires: 1980-03-07
Abstract
No abstract record available.
Inventors
- 👤 David L Rowland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:28
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/12; A47C1/124; A47C3/00; A47C3/04; A47C4/00; A47C4/02; A47C4/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A LIGHTWEIGHT, STRONG, DURABLE, COMPACTLY STORABLE CHAIR, COMPRISING: A RELATIVELY THIN, HARD AND LIGHTWEIGHT SEAT AND BACK FIRMLY AFFIXED TO A RELATIVELY LIGHTWEIGHT, SMALL-DIAMETER, NON-COLLAPSIBLE FRAME COMPRISING; A FIRST AND SECOND SUBSTANTIALLY L-SHAPED FRAME MEMBER, EACH OF WHICH FORMS AN UPSTANDING BACK SUPPORT, A REAR LEG AND A HORIZONTAL BOTTOM RAIL EXTENDING FORWARD FROM THE BOTTOM OF THE REAR LEG AND TERMINATING IN A SHORT, HORIZONTAL PORTION EXTENDING INWARDLY AT AN ANGLE OF 90* FROM SAID BOTTOM RAIL; A THIRD FRAME MEMBER COMPRISING PARALLEL FRONT LEGS EACH CONNECTED TO A REAR LEG BY SPACING MEANS CONNECTED TO BACKWARDLY EXTENDING SIDE RAILS WHICH, ADJACENT THEIR CONNECTION TO THE REAR LEGS, TURN INWARDLY TO FORM ONE, SUBSTANTIALLY HORIZONTAL, BACK RAIL; A FOURTH FRAME MEMBER COMPRISING A HORIZONTAL CROSS BRACE CONNECTED AT EACH END TO APPROXIMATELY THE MIDPOINT OF THE ABUTTING FRONT LEG; SEPARABLE SNAP FASTENER MEANS MOUNTED ON THE OUTSIDE OF THE FORWARD PORTION OF SAID BOTTOM RAILS; SEPARABLE FASTENER MEANS MOUNTED VERTICALLY UPON EACH OF THE REAR LEGS, SAID FASTENER MEANS BEING PERMANENTLY SECURED TO SAID REAR LEGS AND EXTENDING ALONG THEM BOTH ABOVE AND BELOW THE JUNCTION OF SAID THIRD FRAME MEMBER TO SAID REAR LEGS SO AS TO STIFFEN SAID REAR LEGS; AND FASTENING MEANS TO SECURE IN A PERMANENT MANNER THE SEAT AND THE BACK TO THEIR RESPECTIVE FRAME SUPPORTS.
Claim 2
Dependent Claim
222 words
A LIGHTWEIGHT, STRONG, DURABLE, COMPACTLY STORABLE CHAIR, COMPRISING: A RELATIVELY THIN, HARD AND LIGHTWEIGHT SEAT AND BACK FIRMLY AFFIXED TO A RELATIVELY LIGHTWEIGHT, SMALL-DIAMETER, NON-COLLAPSIBLE FRAME COMPRISING; A FIRST AND SECOND SUBSTANTIALLY L-SHAPED FRAME MEMBER, EACH OF WHICH FORMS AN UPSTANDING BACK SUPPORT, A REAR LEG AND A HORIZONTAL BOTTOM RAIL EXTENDING FORWARD FROM THE BOTTOM OF THE REAR LEG AND TERMINATING IN A SHORT, HORIZONTAL PORTION EXTENDING INWARDLY AT AN ANGLE OF 90* FROM SAID BOTTOM RAIL; A THIRD FRAME MEMBER COMPRISING PARALLEL FRONT LEGS EACH CONNECTED TO A REAR LEG BY SPACING MEANS CONNECTED TO BACKWARDLY EXTENDING SIDE RAILS WHICH, ADJACENT THEIR CONNECTION TO THE REAR LEGS, TURN INWARDLY TO FORM ONE, SUBSTANTIALLY HORIZONTAL, BACK RAIL; A FOURTH FRAME MEMBER COMPRISING A HORIZONTAL CROSS BRACE CONNECTED AT EACH END TO APPROXIMATELY THE MIDPOINT OF THE ABUTTING FRONT LEG; SEPARABLE SNAP FASTENER MEANS MOUNTED ON THE OUTSIDE OF THE FORWARD PORTION OF SAID BOTTOM RAILS; SEPARABLE FASTENER MEANS MOUNTED VERTICALLY UPON EACH OF THE REAR LEGS, SAID FASTENER MEANS BEING PERMANENTLY SECURED TO SAID REAR LEGS AND EXTENDING ALONG THEM BOTH ABOVE AND BELOW THE JUNCTION OF SAID THIRD FRAME MEMBER TO SAID REAR LEGS SO AS TO STIFFEN SAID REAR LEGS; AND FASTENING MEANS TO SECURE IN A PERMANENT MANNER THE SEAT AND THE BACK TO THEIR RESPECTIVE FRAME SUPPORTS.
References Cited (Backward Citations)
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GB588880A
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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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |