Patent US11153A successfully refreshed from Google Patents.
Patent US3868085A successfully refreshed from Google Patents.
US3868085A
Expired / Lapsed
US
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Book page holder
Assignee: Lee Raymond Organization Inc
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Filing: 1974-05-06
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Granted: 1975-02-25
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Expires: 1994-05-06
Abstract
Abstract A device for holding a book in almost vertical position in open position with adjacent pages fully extended for reading or viewing. The device includes an elongated cylinder having foldable support means and page holding means extendable from or retractable within bores in the cylinder.
Inventors
- 👤 Arch N Bentley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:53
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/04; A47B23/042; A47B23/043; A47B23/044
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
130 words
A book page holder comprising: a vertical cylinder provided with first and second contiguous vertical bores which share a common vertical port extending along the common contiguous length; an elongated vertical member slidable in the first bore; a pair of adjacent thin elongated arms having corresponding ends pivotally secured to the member adjacent its top ends, said arms when disposed vertically and parallel being slidable in the second bore, the arms being pivotable in vertical planes; a first elongated support element pivotally secured at one end to the cylinder at a point intermediate the ends of the cylinder, the first element having a vertical position when not in use and being swung to a position extending outward and downward when in use, the first element being pivotable in vertical plane.
Claim 2
Dependent Claim
130 words
A book page holder comprising: a vertical cylinder provided with first and second contiguous vertical bores which share a common vertical port extending along the common contiguous length; an elongated vertical member slidable in the first bore; a pair of adjacent thin elongated arms having corresponding ends pivotally secured to the member adjacent its top ends, said arms when disposed vertically and parallel being slidable in the second bore, the arms being pivotable in vertical planes; a first elongated support element pivotally secured at one end to the cylinder at a point intermediate the ends of the cylinder, the first element having a vertical position when not in use and being swung to a position extending outward and downward when in use, the first element being pivotable in vertical plane.
Claim 3
Dependent Claim
24 words
The holder of claim 1 wherein the cylinder has a vertically elongated flat region in which the first element is disposed when vertically disposed.
Claim 4
Dependent Claim
68 words
The holder of claim 2 wherein the cylinder has a vertical slot adjacent the bottom end and including a second elongated support element pivotally secured at one end to the cylinder at the bottom of the slot, the second element having a vertical position at which it is disposed in the slot and a horizontal position at which it extends outward from the cylinder at right angles thereto.
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) | 1978-02-24 | 1978-08-26 | 1979-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-24 | 1982-08-26 | 1983-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-24 | 1986-08-26 | 1987-02-25 | $7700.00 | Window Closed / Lapsed |