Patent
   D307021
Priority
Feb 12 1987
Filed
Aug 03 1987
Issued
Apr 03 1990
Expiry
Apr 03 2004
Assg.orig
Entity
unknown
3
5
n/a
The ornamental design for a chairlift unit, as shown and described.

FIG. 1 is a perspective view of a chairlift unit showing our new design;

FIG. 2 is a side elevation view thereof; the opposite side being a mirror image of that shown;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

The broken lines in the drawing are for illustrative purposes only and form no part of the claimed design.

Mattis, Hans-Werner, Bergius, Konrad

Patent Priority Assignee Title
D340425, Aug 06 1990 Von Roll Seilbahnen AG Chair for chairlifts
D347343, Dec 02 1991 Shelf structure
D374196, Apr 11 1995 Innova Patent GmbH Multi-person lift chair
Patent Priority Assignee Title
3556016,
4784065, Apr 15 1986 Pomagalski S.A. Chair-lift with automatic control of the chair protective devices
DE2942985,
FR147310,
SU844427,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 28 1987BERGIUS, KONRADVon Roll Habegger AGASSIGNMENT OF ASSIGNORS INTEREST 0047480816 pdf
Jul 28 1987MATTIS, HANS-WERNERVon Roll Habegger AGASSIGNMENT OF ASSIGNORS INTEREST 0047480816 pdf
Aug 03 1987Von Roll Transportsysteme AG(assignment on the face of the patent)
Feb 24 1989Von Roll Habegger AGVon Roll Transportsysteme AGASSIGNMENT OF ASSIGNORS INTEREST DECEMBER 17, 1987 GERMANY0050440470 pdf
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