U.S. patent number D449,878 [Application Number D/116,226] was granted by the patent office on 2001-10-30 for filter cassette.
This patent grant is currently assigned to King Wall AB. Invention is credited to Peter Bjersten.
United States Patent |
D449,878 |
Bjersten |
October 30, 2001 |
Filter cassette
Claims
The ornamental design for a filter cassette, as shown and
described.
Inventors: |
Bjersten; Peter (Tyreso,
SE) |
Assignee: |
King Wall AB (Haninge,
SE)
|
Appl.
No.: |
D/116,226 |
Filed: |
December 30, 1999 |
Foreign Application Priority Data
|
|
|
|
|
Jun 30, 1999 [SE] |
|
|
99-1206 |
|
Current U.S.
Class: |
D23/365 |
Current International
Class: |
2304 |
Field of
Search: |
;55/501,495
;D23/365 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Birch, Stewart, Kolasch &
Birch, LLP
Description
FIG. 1 is a front, perspective view of a first embodiment of a
filter cassette showing my new design;
FIG. 2 is a top, plan view of the filter cassette of FIG. 1;
FIG. 3 is a first embodiment of a bottom plan view of the filter
cassette of FIG. 1;
FIG. 4 is a second embodiment of a bottom plan view of the filter
cassette of FIG. 1;
FIG. 5 is a right side elevational view of the filter cassette of
FIG. 1, the left side view being the same;
FIG. 6 is a front elevational view of the filter cassette of FIG.
1, the rear elevational view being the same;
FIG. 7 is a front perspective view of a third embodiment of a
filter cassette showing my new design;
FIG. 8 is a top plan view of the filter cassette of the third
embodiment of FIG. 7, the bottom plan view being the same;
FIG. 9 is a right side elevational view of the filter cassette of
FIG. 7, the left side view being the same;
FIG. 10 is a front elevational view of the filter cassette of FIG.
7, the rear elevational view being the same;
FIG. 11 is a top plan view of a blank used to form the filter
cassette of the present invention, the bottom plan view being the
same;
FIG. 12 is a front perspective view of a fourth embodiment of a
filter cassette showing my new design, the right and left side
elevational views being the same as those shown in FIG. 5 and the
front and rear elevational views being the same as those shown in
FIG. 6; and,
FIG. 13 is a bottom perspective view of the filter cassette of FIG.
12.
The sole difference of the second embodiment from the first
embodiment resides in crease lines which are shown in solid lines
in FIG. 4. The sole difference of the third embodiment from the
first and second embodiments resides in the lack of netting. The
sole difference of the fourth embodiment from the third embodiment
resides in the larger size of the filter cassette. The broken lines
in FIG. 11 represent fold lines.
* * * * *