Patent US3304121A successfully refreshed from Google Patents.
US3304121A
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Metal chairs
Assignee: CIVILE DE RECHERCHES ET D'ETUDES INDUSTRIELLES Ste
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Filing: 1965-08-10
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Granted: 1967-02-14
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Expires: 1985-08-10
Abstract
No abstract record available.
Inventors
- 👤 Vincens Rene
- 👤 Lemaire Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:19
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/20; A47C3/26; A47C3/12; A47C3/34; A47C4/00; A47C4/02; A47C4/028; A47C5/00; A47C5/04; A47C5/046; A47C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
METAL CHAIR COMPRISING A SEAT CONSISTING OF A PLANE METAL SHEET BENT TO MORE THAN 90 DEGREES APPROXIMATELY IN ITS MEDIAN PORTION TO CONSTITUTE THE SEAT AND BACK, OF A FRAME MADE OF METAL SECTIONS HAVING WELDED THEREON SAID SEAT SURFACE ALONG ITS FOUR SIDES AND SAID BACK ALONG ITS LOWER HORIZONTAL EDGE, OF A PAIR OF PLANE METAL UPRIGHTS EACH IN THE FORM OF A METAL PLATE CUT TO A SUBSTANTIALLY L-SHAPED CONFIGURATION, THE HORIZONTAL PORTION OF EACH UPRIGHT BEING ADAPTED TO BE WELDED TO THE SIDES OF SAID
Claim 2
Dependent Claim
90 words
METAL CHAIR COMPRISING A SEAT CONSISTING OF A PLANE METAL SHEET BENT TO MORE THAN 90 DEGREES APPROXIMATELY IN ITS MEDIAN PORTION TO CONSTITUTE THE SEAT AND BACK, OF A FRAME MADE OF METAL SECTIONS HAVING WELDED THEREON SAID SEAT SURFACE ALONG ITS FOUR SIDES AND SAID BACK ALONG ITS LOWER HORIZONTAL EDGE, OF A PAIR OF PLANE METAL UPRIGHTS EACH IN THE FORM OF A METAL PLATE CUT TO A SUBSTANTIALLY L-SHAPED CONFIGURATION, THE HORIZONTAL PORTION OF EACH UPRIGHT BEING ADAPTED TO BE WELDED TO THE SIDES OF SAID
References Cited (Backward Citations)
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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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |