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Patent
D342990
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Priority
Dec 13 1991
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Filed
Dec 13 1991
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Issued
Jan 04 1994
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Expiry
Jan 04 2008
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Assg.orig
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Entity
unknown
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24
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5
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n/a
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The ornamental design for an air filter element, as shown and described.
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FIG. 1 is a perspective view of the air filter element;
FIG. 2 is a side elevational view thereof, the other sides being identical
to that shown;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
Jaroszczyk, Tadeusz
| Patent |
Priority |
Assignee |
Title |
| 5669709, |
Jan 11 1996 |
Adams Mfg. Corp. |
Decorative light holder |
| 5902364, |
Apr 26 1996 |
Donaldson Company, Inc. |
Conical filter |
| 6383244, |
Oct 20 2000 |
Nelson Industries, Inc. |
Filter with retained safety element |
| 6391076, |
Jan 29 1999 |
Nelson Industries, Inc. |
Full flow filter |
| 6511599, |
Dec 18 2000 |
Nelson Industries, Inc. |
Multi-element cylindrical filter with equalized flow |
| 6641637, |
Oct 20 2000 |
Nelson Industries, Inc. |
Additional flow filter |
| 6669913, |
Mar 09 2000 |
CUMMINS FILTRATION INC |
Combination catalytic converter and filter |
| 6776814, |
Mar 09 2000 |
CUMMINS FILTRATION INC |
Dual section exhaust aftertreatment filter and method |
| 7052532, |
Mar 09 2000 |
CUMMINS FILTRATION INC |
High temperature nanofilter, system and method |
| 7211226, |
Mar 09 2000 |
CUMMINS FILTRATION INC |
Catalyst and filter combination |
| 7235124, |
Mar 09 2000 |
3M Innovative Properties Company; CUMMINS FILTRATION IP, INC. |
High temperature nanofilter, system and method |
| D396098, |
Apr 26 1996 |
Donaldson Company, Inc. |
Conical filter |
| D399944, |
Apr 26 1996 |
Donaldson Company, Inc |
Conical filter |
| D419215, |
Feb 24 1999 |
|
Filter for a water purifier |
| D428128, |
Apr 26 1996 |
Donaldson Company, Inc |
Conical filter |
| D474836, |
Jul 30 2002 |
|
Air filter |
| D475444, |
Jun 26 2002 |
PYRAMID AIR SOLUTIONS, INC |
Pyramid air cleaner |
| D477063, |
Oct 12 2001 |
|
Air filter |
| D482110, |
Jun 26 2002 |
PYRAMID AIR SOLUTIONS, INC |
Pyramid air cleaner |
| D482111, |
Jun 26 2002 |
PYRAMID AIR SOLUTIONS, INC |
Pyramid air cleaner |
| D533265, |
Sep 30 2004 |
ANTARES CAPITAL LP, AS AGENT |
Air filter with a protruding inner filtering portion |
| D754311, |
Nov 14 2014 |
RGF Environmental Group, Inc. |
Apparatus for producing advanced oxidation products |
| D765827, |
Mar 01 2012 |
Bentley Motors Limited |
Air vent |
| D902370, |
Jan 03 2019 |
K&N ENGINEERING, INC |
Inverted dome filter |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a