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US3957321A Expired / Lapsed US ⏱️ 0.0 years remaining

Suspension file folder

Assignee: Acco International Inc
•
Filing: 1974-09-23
•
Granted: 1976-05-18
•
Expires: 1994-09-23
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Abstract

Abstract A suspension file folder having a suspension bar with hanger elements at its ends each formed with a hanger hook embodying means for suspending the file folder at one or both ends. The hanger elements can be integral with the suspension bar or slidable thereon into a plurality of positions.

Inventors

  • 👤 Allen J. Rose

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 07:15
CPC Classifications
B; B42; B42F; B42F15/00; B42F15/0011; B42F15/0052; B42F15/0064

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 173 words
A hanger hook assembly for a suspension file folder comprising, in combination, an elongated compressor bar, a rail on each longitudinal edge of said bar forming a longitudinal channel between them, said bar having at least two holes one inwardly from each end of the bar, a pair of flexible posts one extended through each of said holes and being bent over inwardly toward each other to lie within the channel, a pair of slide members each having a body including a web portion bridging the channel and slidably engaged with the longitudinal rails, an extension on the outwardly disposed end of each slide-member web portion, said extension comprising a planar narrow-width neck terminating at its outer end in at least one substantially right-angular projection having a free end which angles towards the slide-member web portion thereby to define a hook, stops on the ends of the rails, and blind slots on the under faces of the web portion positioned to receive the stops and thereby limit outward sliding of the slide member.
Claim 2
Dependent Claim 173 words
A hanger hook assembly for a suspension file folder comprising, in combination, an elongated compressor bar, a rail on each longitudinal edge of said bar forming a longitudinal channel between them, said bar having at least two holes one inwardly from each end of the bar, a pair of flexible posts one extended through each of said holes and being bent over inwardly toward each other to lie within the channel, a pair of slide members each having a body including a web portion bridging the channel and slidably engaged with the longitudinal rails, an extension on the outwardly disposed end of each slide-member web portion, said extension comprising a planar narrow-width neck terminating at its outer end in at least one substantially right-angular projection having a free end which angles towards the slide-member web portion thereby to define a hook, stops on the ends of the rails, and blind slots on the under faces of the web portion positioned to receive the stops and thereby limit outward sliding of the slide member.

References Cited (Backward Citations)

US1997635A Cited
US2165157A Cited
GB874994A Cited
US3112967A Cited
US3639020A Cited
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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) 1979-05-18 1979-11-17 1980-05-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-05-18 1983-11-17 1984-05-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-05-18 1987-11-17 1988-05-18 $7700.00 Window Closed / Lapsed

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