USD429926S - Backrest support frame for a chair - Google Patents

Backrest support frame for a chair Download PDF

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Publication number
USD429926S
USD429926S US29/104,034 US10403499F USD429926S US D429926 S USD429926 S US D429926S US 10403499 F US10403499 F US 10403499F US D429926 S USD429926 S US D429926S
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US
United States
Prior art keywords
chair
support frame
backrest support
backrest
view
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/104,034
Inventor
Zi-Wen Cao
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US29/104,034 priority Critical patent/USD429926S/en
Application granted granted Critical
Publication of USD429926S publication Critical patent/USD429926S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of backrest support frame for a chair my new design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a front elevtional view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.

Claims (1)

  1. The ornamental design for a backrest support frame for a chair, as shown and described.
US29/104,034 1999-04-27 1999-04-27 Backrest support frame for a chair Expired - Lifetime USD429926S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/104,034 USD429926S (en) 1999-04-27 1999-04-27 Backrest support frame for a chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/104,034 USD429926S (en) 1999-04-27 1999-04-27 Backrest support frame for a chair

Publications (1)

Publication Number Publication Date
USD429926S true USD429926S (en) 2000-08-29

Family

ID=71779515

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/104,034 Expired - Lifetime USD429926S (en) 1999-04-27 1999-04-27 Backrest support frame for a chair

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US (1) USD429926S (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD811789S1 (en) * 2016-10-05 2018-03-06 Virco Manufacturing Corporation Stackable cantilever chair frame
USD836929S1 (en) 2016-10-05 2019-01-01 Virco Manufacturing Corporation Stackable cantilever chair

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577050A (en) * 1947-04-04 1951-12-04 Tracy Henry Van Buren Resilient back rest for posture chairs
US2599301A (en) * 1951-05-07 1952-06-03 Sturgis Posture Chair Company Posture chair
US2784769A (en) * 1955-06-06 1957-03-12 Sturgis Posture Chair Company Chair construction
US2847062A (en) * 1957-08-19 1958-08-12 American Seating Co Chair back construction
US3059971A (en) * 1960-04-13 1962-10-23 Becker Otto Alfred Seat comprising a plurality of individually adjustable back members
US3720442A (en) * 1970-10-29 1973-03-13 Schaffizel Kg Schulmoebel Chair
US5711576A (en) * 1995-01-20 1998-01-27 Hon Industries Inc. Back height adjustment mechanism for a chair

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577050A (en) * 1947-04-04 1951-12-04 Tracy Henry Van Buren Resilient back rest for posture chairs
US2599301A (en) * 1951-05-07 1952-06-03 Sturgis Posture Chair Company Posture chair
US2784769A (en) * 1955-06-06 1957-03-12 Sturgis Posture Chair Company Chair construction
US2847062A (en) * 1957-08-19 1958-08-12 American Seating Co Chair back construction
US3059971A (en) * 1960-04-13 1962-10-23 Becker Otto Alfred Seat comprising a plurality of individually adjustable back members
US3720442A (en) * 1970-10-29 1973-03-13 Schaffizel Kg Schulmoebel Chair
US5711576A (en) * 1995-01-20 1998-01-27 Hon Industries Inc. Back height adjustment mechanism for a chair

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD811789S1 (en) * 2016-10-05 2018-03-06 Virco Manufacturing Corporation Stackable cantilever chair frame
USD836929S1 (en) 2016-10-05 2019-01-01 Virco Manufacturing Corporation Stackable cantilever chair

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