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PTO
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Patent
D837844
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Priority
Apr 13 2017
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Filed
Apr 13 2017
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Issued
Jan 08 2019
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Expiry
Jan 08 2034
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Assg.orig
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Entity
unknown
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6
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16
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n/a
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The ornamental design for an air lock access door, as shown and described.
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FIG. 1 is a front top right perspective view of the air lock access door.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a top end plan view thereof.
FIG. 4 is a bottom end plan view thereof.
FIG. 5 is a left side elevation view thereof.
FIG. 6 is a right side elevation view thereof; and,
FIG. 7 is a rear top left perspective view thereof.
Simpson, Peter, Whitney, John
| Patent |
Priority |
Assignee |
Title |
| 2551827, |
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| 3874550, |
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| 4352445, |
Mar 24 1980 |
|
Building material applicator |
| 6095575, |
Oct 06 1998 |
Advanced Micro Devices, Inc. |
Apparatus and method for opening an access door located in an outer surface of a cylindrical drum of a textile laundering appliance |
| 8656645, |
Nov 07 2012 |
Omni Containment Systems, LLC |
Duct access door |
| 8690089, |
Oct 26 2010 |
Astec Industries, Inc. |
Latch assembly for access door to rotating drum |
| 20030074841, |
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| 20070194917, |
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| 20090129922, |
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| 20100037892, |
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| 20100180509, |
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| 20100181781, |
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| 20110025087, |
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| 167947, |
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| D422564, |
Sep 02 1997 |
CCS HOLDINGS, INC |
Access door for fiber optic wall mount box |
| D434536, |
Mar 06 2000 |
Maytag Corporation |
Access door for washer and dryer |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a