Books – strips – and leaves – Book and leaf
Reexamination Certificate
2005-01-18
2005-01-18
Banks, Derris H. (Department: 3712)
Books, strips, and leaves
Book and leaf
C281S002000
Reexamination Certificate
active
06843505
ABSTRACT:
The invention relates to an assembly of calendar sheets in a book, ring binder or the like wherein the sheets are kept together by means of a holder; and wherein two consecutive calendar sheets are displayed to each their side of the holder during referencing. The particular feature of the assembly of sheets constitutes in that each sheet has a front and opposite this a back that is, along a hinge line via a connecting element, pivotally connected to the holder whereby each sheet can be shifted from a plane position at the one side of the holder to a plane position at the other side of the holder during the pivoting movement of the connecting element about the hinge line and the holder.
REFERENCES:
patent: 1866425 (1932-07-01), Shedd
patent: 1895322 (1933-01-01), Hall
patent: 2190438 (1940-02-01), Vogt
patent: 3883971 (1975-05-01), Weiss
patent: 5062229 (1991-11-01), Werjefelt
patent: 5380043 (1995-01-01), Schwartz
patent: 1 536 706 (1970-07-01), None
patent: 215 159 (1967-09-01), None
patent: 320 649 (1970-02-01), None
JP 9052470 (Enomoto J) Feb. 25, 1997 (Abstract) Int. Publication No. WO 94/12358, David Schwartz, A windowing Book Attachment.
Banks Derris H.
Dykema Gossett PLLC
Special Creation APS
Williams Jamila
LandOfFree
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