US4679955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document holder
Assignee: Individual
•
Filing: 1986-04-30
•
Granted: 1987-07-14
•
Expires: 2006-04-30
Abstract
Abstract A document holder for an assembly of loose leaf sheets, such as computer printouts, including a channel member provided with a slot defining a track for slidably and separably receiving at least one binder element secured to the sheet assembly, wherein the binder element is detachably snapfitted to the sheet assembly through aligned apertures formed in corresponding perforated margin portions of the sheets.
Inventors
- 👤 Jesse Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:24
CPC Classifications
B; B42; B42F; B42F15/00; B42F15/0011; B42F15/0052; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/205; Y10T24/206
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
157 words
A binder element for securing an assembly of sheets provided with alignable apertures, said binder element being adapted to be received in a longitudinal compartment provided by a channel member, said compartment having a particular cross-sectional configuration, which element comprises: (a) a base section disposable adjacent an edge of the sheet assembly; (b) first and second side sections extending from and hingedly secured to opposite sides of the base section by relatively thin, flexible hinge means for folding onto opposed sides of the sheet assembly; (c) a shank pivotally secured to the first side section by relatively, thin flexible hinge means for insertion through the aligned apertures of the sheet assembly; and (d) means carried by the second side section for detachable engagement with the shank to secure the element to the sheet assembly, said binder element, when said shank is engaged with said means for detachable engagement, conforming substantially to said cross-sectional configuration of said compartment.
Claim 2
Dependent Claim
157 words
A binder element for securing an assembly of sheets provided with alignable apertures, said binder element being adapted to be received in a longitudinal compartment provided by a channel member, said compartment having a particular cross-sectional configuration, which element comprises: (a) a base section disposable adjacent an edge of the sheet assembly; (b) first and second side sections extending from and hingedly secured to opposite sides of the base section by relatively thin, flexible hinge means for folding onto opposed sides of the sheet assembly; (c) a shank pivotally secured to the first side section by relatively, thin flexible hinge means for insertion through the aligned apertures of the sheet assembly; and (d) means carried by the second side section for detachable engagement with the shank to secure the element to the sheet assembly, said binder element, when said shank is engaged with said means for detachable engagement, conforming substantially to said cross-sectional configuration of said compartment.
Claim 3
Dependent Claim
34 words
The binder element of claim 1 wherein the shank includes a free end provided with an enlarged portion and the detachable engagement means includes an expandable aperture defined by a plurality of deformable segments.
Claim 4
Dependent Claim
16 words
The binder element of claim 1 wherein the entire element is integrally formed of plastic material.
Claim 5
Dependent Claim
27 words
The binder element of claim 1, wherein said base section, said first side section and said second side section are of substantially the same size and configuration.
References Cited (Backward Citations)
US1964002A
Cited
US1938878A
Cited
US3684340A
Cited
US4192620A
Cited
US4256411A
Cited
US4525899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-07-13 | 1991-01-12 | 1991-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-07-13 | 1995-01-12 | 1995-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-07-13 | 1999-01-12 | 1999-07-14 | $7700.00 | Window Closed / Lapsed |