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US3556626A Expired / Lapsed US ⏱️ 0.0 years remaining

Plastic frame for articles of box-like configuration,such as furniture,drawers and the like

Assignee: Schock and Co GmbH
•
Filing: 1967-09-18
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Granted: 1971-01-19
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Expires: 1987-09-18
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Abstract

Abstract TO MAKE DRAWERS OR THE LIKE HAVING THE SHARP CORNERS CHARACTERISTIC OF WOOD DRAWERS, HOLLOW PLASTIC EXTRUSION WHICH HAVE WIDER SIDE WALLS THAN THEIR EDGE WALLS ARE PRODUCED FLAT WITH MITER CUTS OR NOTCHES FORMED THROUGH ONE SIDE WALL AND THE TWO EDGE WALLS. THE FURNITURE MANU- FACTURER BENDS THESE FLAT SHAPES USING THE UNNOTCHED SIDE WALL AS A HINGE TO FORM THE SHARP CORNERS.

Inventors

  • 👤 Karl Schock

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 05:15
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/90; A47B88/941; A47B88/9412; A47B88/9416; B; B29; B29C; B29C48/00; B29C48/001; B29C48/0022; A47B2088/902; A47B96/00; A47B96/20; A47B96/202; A47B2096/203; B29C48/03; B29C48/09; B29C48/11; B29C48/12; B29L; B29L2031/00; B29L2031/44; B29L2031/446

Claims Analysis

Total Claims: 0
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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) 1974-01-18 1974-07-20 1975-01-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-18 1978-07-20 1979-01-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-18 1982-07-20 1983-01-19 $7700.00 Window Closed / Lapsed

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