U.S. patent number D255,045 [Application Number 05/828,194] was granted by the patent office on 1980-05-20 for filter casing.
This patent grant is currently assigned to Ultrafilter GmbH. Invention is credited to Dirk G. Kronsbein.
United States Patent |
D255,045 |
Kronsbein |
May 20, 1980 |
Filter casing
Claims
The ornamental design for a filter casing, as shown.
Inventors: |
Kronsbein; Dirk G. (Dusseldorf,
DE) |
Assignee: |
Ultrafilter GmbH (Dusseldorf,
DE)
|
Family
ID: |
6675997 |
Appl.
No.: |
05/828,194 |
Filed: |
August 26, 1977 |
Foreign Application Priority Data
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|
|
|
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Feb 28, 1977 [DE] |
|
|
7706092[U] |
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Current U.S.
Class: |
D23/209 |
Current CPC
Class: |
B01D35/1435 20130101;
B01D46/00 20130101; B01D35/14 20130101; B01D35/30 20130101;
B01D2201/4046 20130101; B01D2201/34 20130101 |
Current International
Class: |
D2301 |
Field of
Search: |
;D23/1-4
;210/444,446,448 |
References Cited
[Referenced By]
U.S. Patent Documents
Other References
Nylon Filter Corp. Brochure, p. 7, Item No. 141..
|
Primary Examiner: Largen; James R.
Attorney, Agent or Firm: Toren; David
Description
FIG. 1 is a bottom and front perspective view of my design for a
filter casing showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a rear elevational view;
FIG. 4 is a right side elevation view thereof; and
FIG. 5 is a bottom plan view.
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