IP Library Granted Patent US 7,291,447
Granted Patent B2
US 7,291,447 · App. 11/650,548 · Granted Nov 6, 2007

Print medium with one side defined by a rib-like structure

Assignee: Silverbrook Research Pty Ltd
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Quick Facts
Patent No.
US 7,291,447
App. No.
11/650,548
Granted
Nov 6, 2007
Kind
B2
Abstract

A print medium includes a planar film. A rib-like structure is arranged on one side of the film to define a series of columns that extend a length of the film to facilitate rolling of the print medium in one direction as opposed to an opposite direction.

Claims (9)

1. A cut sheet print medium that comprises

an opaque planar film; and

a rib-like structure arranged on one side of the film to define a series of columns that extend a length of the film to facilitate rolling of the film in one direction as opposed to an opposite direction and to provide a flat print viewing surface.

2. A print medium as claimed in claim 1 , in which the planar film is of a plastics material.

3. A print medium as claimed in claim 2 , in which the rib-like, structure is of a polymeric material.

4. A print medium as claimed in 1 , in which the pitch of the columns is approximately 200 micrometers.

5. A print medium as claimed in claim 1 , which is the product of a roller-pressing operation between a pair of rollers, one of the rollers having a smooth surface and the other having a serrated surface.

6. A print medium as claimed in claim 1 , which is the product of two film surfaces joined together.

7. A print medium as claimed in claim 1 , which is the product of a first fibrous material of polymer based fibers and a polymer base connected together using heat and pressure.

Assignments (3)
CHANGE OF NAME Recorded Dec 5, 2017
From: GOOGLE INC.
To: GOOGLE LLC
Reel/Frame 044695/0115 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 18, 2013
From: SILVERBROOK RESEARCH PTY LTD
To: GOOGLE INC.
Reel/Frame 029822/0461 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 8, 2007
From: SILVERBROOK, KIA
To: SILVERBROOK RESEARCH PTY LTD
Reel/Frame 018773/0817 →
Priority Claims (1)
AU PO8019 · Jul 15, 1997 · national
Continuity (6)
Continuation 1144218200 · May 30, 2006
Continuation 1107253000 · Mar 7, 2005
Continuation 1085318400 · May 26, 2004
Continuation In Part 1027411800 · Oct 21, 2002
Continuation 0911274400 · Jul 10, 1998
Related Publication 20070110967A1 · May 17, 2007