← Back to Patent Explorer
US3863828A Expired / Lapsed US ⏱️ 0.0 years remaining

Self laminated hanging file folder

Assignee: Westinghouse Electric Corp
•
Filing: 1973-07-09
•
Granted: 1975-02-04
•
Expires: 1993-07-09
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A hanging file folder having a front panel and a rear panel formed integrally from a piece of paper and connected about a bottom fold. A hanger member is formed integrally with the panels at the upper end of each and each hanger member includes a plurality of plies of the panel folded one upon the other and adhered to one another. Each hanger member includes an upper portion and a lower portion with the upper portion having hooks formed at the opposite ends thereof and which are located laterally outwardly of the sides of the panels. The lower portion of each hanger member is offset relative to the upper portion to strengthen the hanger member. The hooks extend toward the bottom fold but terminate short of the lower portion of each hanger member.

Inventors

  • 👤 Jack C King

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 11:29
CPC Classifications
B; B42; B42F; B42F15/00; B42F15/0011; B42F15/0017; B42F15/0023; B42F15/0035; B42C; B42C7/00; B42C7/001

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 127 words
A hanging file folder including: a front panel and a rear panel formed integrally from a piece of paper and connected about a bottom fold, a hanger member formed integrally at the upper end of each panel and including a plurality of plies of said panel folded one upon the other and adhered to one another, each hanger member including an upper portion and a lower portion with the upper portion having hooks formed at the opposite ends thereof and located laterally outwardly of the sides of the panels, the lower portion of each hanger member being offset relative to the upper portion to strengthen said hanger member, said hook members extending toward said bottom fold but terminating short of the lower portion of said hanger member.
Claim 2
Dependent Claim 127 words
A hanging file folder including: a front panel and a rear panel formed integrally from a piece of paper and connected about a bottom fold, a hanger member formed integrally at the upper end of each panel and including a plurality of plies of said panel folded one upon the other and adhered to one another, each hanger member including an upper portion and a lower portion with the upper portion having hooks formed at the opposite ends thereof and located laterally outwardly of the sides of the panels, the lower portion of each hanger member being offset relative to the upper portion to strengthen said hanger member, said hook members extending toward said bottom fold but terminating short of the lower portion of said hanger member.
Claim 3
Dependent Claim 25 words
The hanging file folder of claim 1 further characterized in that said first plies include an end ply which is positioned between four other plies.
Claim 4
Dependent Claim 27 words
The hanging file folder of claim 2 further characterized in that said end ply has at least two other of said plies positioned on each side thereof.

References Cited (Backward Citations)

US2120904A Cited
US3292982A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-02-03 1978-08-05 1979-02-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-02-03 1982-08-05 1983-02-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-02-03 1986-08-05 1987-02-04 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag