Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Reexamination Certificate
2007-10-30
2007-10-30
Purol, David (Department: 3634)
Flexible or portable closure, partition, or panel
Plural strip, slat, or panel type
Venetian blind type
C160S084050, C160S308000
Reexamination Certificate
active
10951216
ABSTRACT:
A window covering, a lifting system for a window covering and a release mechanism for a lifting mechanism are disclosed. The window covering includes a head rail, a bottom rail, a window covering, a drive shaft and a lift cord attached to the bottom rail. The release mechanism includes a spring coupled to the drive shaft for preventing or allowing rotation. Methods of assembling and raising and lowering window coverings are also disclosed.
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Lerner David Littenberg Krumholz & Mentlik LLP
Purol David
Springs Window Fashions LP
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