Gatekeeper Systems, Inc.
Patent Owner
Stats
- 47 US PATENTS IN FORCE
- 3 US APPLICATIONS PENDING
- Mar 13, 2018 most recent publication
Details
- 47 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 2,524 Total Citation Count
- Dec 30, 1994 Earliest Filing
- 2 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2017/0327,142 SYSTEMS AND METHODS FOR MONITORING WHEELED VEHICLES USING RADIO FREQUENCY IDENTIFICATION (RFID) DEVICESJul 10, 17Nov 16, 17[G06Q, B62B, G06K]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9914470 System with wheel assembly that communicates with display unit of human propelled cartJun 23, 16Mar 13, 18[H02K, B60K, G08B, G06Q, B60T, G08G, B62B, G01C, H04W, A47F, G06K]
9845072 Direction crossing detector for containment boundaryAug 10, 17Dec 19, 17[B60R, G08G, B62B, G01V]
9783218 Zone-based command transmissions to cart wheel assembliesMay 31, 13Oct 10, 17[H02K, B60K, G08B, G06Q, B60T, G08G, G01C, B62B, H04W, A47F, G06K]
9758185 Wheel assembly and antenna design for cart tracking systemMay 31, 13Sep 12, 17[H02K, B60K, G08B, G06Q, B60T, G08G, G01C, B62B, H04W, A47F, G06K]
9731744 Estimating motion of wheeled cartsSep 02, 16Aug 15, 17[G01H, G06Q, B60T, G05D, G01P, G08G, B62B, G01C, G01S]
9676405 System with handheld mobile control unit for controlling shopping cart wheel assembliesApr 07, 16Jun 13, 17[H02K, B60K, G08B, G06Q, B60T, G08G, B62B, G01C, H04W, A47F, G06K]
9669659 Brake mechanism for a non-motorized wheeled vehicleMar 02, 15Jun 06, 17[B60T, B60B, F16D, B62B]
9637151 System for detecting unauthorized store exit eventsApr 29, 15May 02, 17[H02K, B60K, G08B, G06Q, B60T, G08G, B62B, G01C, H04W, A47F, G06K]
9630639 Navigation systems and methods for wheeled objectsJun 09, 14Apr 25, 17[H02K, B60K, G08B, G06Q, B60T, G08G, G01C, B62B, H04W, A47F, G06K]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2007/0045,018 Systems and methods for controlling powered vehicles near a restricted regionAbandonedAug 25, 06Mar 01, 07[B60T]
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