Patent US4867479A successfully refreshed from Google Patents.
US4867479A
Expired / Lapsed
US
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Slide file
Assignee: King Jim Co Ltd
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Filing: 1988-07-21
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Granted: 1989-09-19
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Expires: 2008-07-21
Abstract
Abstract A slide file is disclosed, which comprises a file cover, a file board, a slender file base to which the respective one side end of the file cover and the file board are adhered, and an elastic slider with a sideways U-shaped transverse section extrapolated on the file base slidably in the width direction of the base and having upper and lower plates for opening or closing a paper clip portion communicated with a bonded portion of the file cover.
Inventors
- 👤 Satoshi Mizutani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:32
CPC Classifications
B; B42; B42D; B42D17/00; B42F; B42F9/00; B42F9/007
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
90 words
A slide file comprising a file cover 12, a file board 14, a slender file base 16 to which the respective one side end of the file cover 12 and the file board 14 are adhered, and an elastic slider 18 with a sideways U-shaped transverse section extrapolated on the file base 16 slidably in the width direction of the base 16 and having upper and lower plates 20, 22 for opening or closing a paper clip portion 12b communicated with a bonded portion 14a of the file cover 12.
Claim 2
Dependent Claim
90 words
A slide file comprising a file cover 12, a file board 14, a slender file base 16 to which the respective one side end of the file cover 12 and the file board 14 are adhered, and an elastic slider 18 with a sideways U-shaped transverse section extrapolated on the file base 16 slidably in the width direction of the base 16 and having upper and lower plates 20, 22 for opening or closing a paper clip portion 12b communicated with a bonded portion 14a of the file cover 12.
Claim 3
Dependent Claim
29 words
A slide file according to claim 1, wherein the elastic slider 18 is provided with the upper plate 20 whose end is formed as an elastic pressure portion 20a.
Claim 4
Dependent Claim
111 words
A slide file according to claim 1, wherein the file base 16 is provided at the side end portion of its surface with a positioning rim 16a for the elastic slider 18 and at both sides of the larger direction of its back with a guide rim 16b and a slippage prevention stopper 16c for the elastic slider 18, and further the elastic slider 18 at both sides of the larger direction of its lower plate 22 is provided with a stopper 22a correspondingly connected with the positioning rim 16a and an engagement tongue piece 22b slidably communicated with the guide rim 16b for engaging with the slippage prevention stopper 16c.
Claim 5
Dependent Claim
35 words
A slide file according to claim 1, wherein the elastic slider 18 at the inner face of its lower plate 22 is provided with a protuberant line 22c of the longer direction for frictional engagement.
Claim 6
Dependent Claim
15 words
A slide file according to claim 1, wherein the elastic slider 18 is integrally formed.
Claim 7
Dependent Claim
31 words
A slide file according to claim 1, wherein the file cover 12 and the file board 14 are adhered to the surface and the back of the file base 16 respectively.
Claim 8
Dependent Claim
23 words
A slide file according to claim 1, wherein the file cover 12 and/or the elastic slider 18 may be formed of transparent materials.
Claim 9
Dependent Claim
25 words
A slide file according to claim 7, wherein the elastic slider 18 at its inner face may be insertingly provided with an index sheet 26.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-09-18 | 1993-03-20 | 1993-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-09-18 | 1997-03-20 | 1997-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-09-18 | 2001-03-20 | 2001-09-19 | $7700.00 | Window Closed / Lapsed |