Columbia; John R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Columbia; John R..The latest application filed is for "magnetic fastening and retaining device and method".

Company Profile

2.23.26

Columbia; John R. - Brownsville PA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Magnetic Fastening and Retaining Device and Method App 20210016619 - Columbia; John R.	2021-01-21
Magnetic fastening and retaining device and method Grant 10,800,218 - Columbia October 13, 2	2020-10-13
Multi-function hitch accessory retaining device and method Grant 10,166,827 - Columbia J	2019-01-01
Magnetic Fastening and Retaining Device and Method App 20180117979 - Columbia; John R.	2018-05-03
Multi-task trailer hitch assembly Grant 9,707,811 - Columbia July 18, 2	2017-07-18
Maximum security/maximum versatility ball mount assembly Grant 9,630,463 - Columbia April 25, 2	2017-04-25
Multi-Function Hitch Accessory Retaining Device and Method App 20160137012 - Columbia; John R.	2016-05-19
Multi-function hitch accessory retaining device and method Grant 9,242,521 - Columbia January 26, 2	2016-01-26
Multi-Task Trailer Hitch Assembly App 20150151596 - Columbia; John R.	2015-06-04
Maximum Security/Maximum Versatility Ball Mount Assembly App 20150137484 - Columbia; John R.	2015-05-21
Multi-task trailer hitch assembly Grant 8,915,514 - Columbia December 23, 2	2014-12-23
Maximum security/maximum versatility ball mount assembly Grant 8,840,130 - Columbia September 23, 2	2014-09-23
Multi-Task Trailer Hitch Assembly App 20140091554 - Columbia; John R.	2014-04-03
Multi-use clevis/ball combination hitch assembly Grant 8,534,695 - Columbia September 17, 2	2013-09-17
Multi-Function Hitch Accessory Retaining Device And Method App 20130193670 - Columbia; John R.	2013-08-01
Multi-function anti-rotational/anti-theft hitch ball assembly Grant 8,376,387 - Columbia February 19, 2	2013-02-19
Maximum security/maximum versatility ball mount assembly Grant 8,371,603 - Columbia February 12, 2	2013-02-12
Multi-task trailer hitch assembly Grant 8,276,932 - Columbia October 2, 2	2012-10-02
Maximum security/maximum versatility ball mount assembly Grant 8,226,107 - Columbia July 24, 2	2012-07-24
Multi-Function Anti-Rotational/Anti-Theft Hitch Ball Assembly App 20110309599 - Columbia; John R.	2011-12-22
Multi-Task Trailer Hitch Assembly App 20100320728 - Columbia; John R.	2010-12-23
Multi-task trailer hitch assembly Grant 7,784,813 - Columbia August 31, 2	2010-08-31
"Multi-Use Clevis/Ball Combination Hitch Assembly" App 20100207360 - Columbia; John R.	2010-08-19
Maximum Security/Maximum Versatility Ball Mount Assembly App 20100084449 - Columbia; John R.	2010-04-08
Hitch-mounted Lawn And Garden Tractor/atv Accessory System App 20100044999 - Columbia; John R.	2010-02-25
Maximum Security/Maximum Versatility Ball Mount Assembly App 20100007116 - Columbia; John R.	2010-01-14
Multi-Function Anti-Rotational/Anti-Theft Hitch Ball Assembly App 20090302574 - Columbia; John R.	2009-12-10
Multi-Function Anti-Rotational/Anti-Theft Hitch Ball Assembly App 20090079164 - Columbia; John R.	2009-03-26
Hitch-Mounted Vehicle Sign Display Assembly App 20090064552 - Columbia; John R.	2009-03-12
Maximum Security/Maximum Versatility Ball Mount Assembly App 20080179861 - Columbia; John R.	2008-07-31
Hitch-mounted lawn and garden tractor/ATV accessory system App 20070262108 - Columbia; John R.	2007-11-15
Multi-task trailer hitch assembly App 20060214391 - Columbia; John R.	2006-09-28

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