Kennedy; John M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kennedy; John M..The latest application filed is for "jack for installing mine stopping".
Company Profile
1.58.38
- Kennedy; John M. - Taylorville IL
- Kennedy; John M. - Clane IE
Patent Activity
| Patent | Date |
|---|---|
| Jack for installing mine stopping Grant 11,408,285 - Kennedy , et al. August 9, 2 | 2022-08-09 |
| Jack For Installing Mine Stopping App 20210199008 - Kennedy; William R. ; et al. | 2021-07-01 |
| Mine stopping and components thereof Grant 10,801,323 - Kennedy , et al. October 13, 2 | 2020-10-13 |
| Mine Stopping And Components Thereof App 20190301284 - Kennedy; William R. ; et al. | 2019-10-03 |
| Mine stopping panel and method of manufacture Grant 10,378,355 - Kennedy , et al. A | 2019-08-13 |
| Mine door Grant 10,316,663 - Kennedy , et al. | 2019-06-11 |
| Ranking system Grant 10,305,974 - Leckey , et al. | 2019-05-28 |
| Mine stopping panel and method of sealing a mine stopping Grant 10,287,884 - Kennedy , et al. | 2019-05-14 |
| Articulated mine door opening mechanism Grant 10,184,286 - Kennedy , et al. Ja | 2019-01-22 |
| Mine stopping panel with end caps and louver connections Grant 10,151,203 - Kennedy , et al. Dec | 2018-12-11 |
| Mine Stopping Panel and Method of Sealing a Mine Stopping App 20180080323 - Kennedy; William R. ; et al. | 2018-03-22 |
| Ranking system App 20170187790 - Leckey; Alexander ; et al. | 2017-06-29 |
| Articulated Mine Door Opening Mechanism App 20170130506 - Kennedy; William R. ; et al. | 2017-05-11 |
| Mine Door App 20170107817 - Kennedy; William R. ; et al. | 2017-04-20 |
| Mine Stopping Panel With End Caps And Louver Connections App 20160281503 - Kennedy; William R. ; et al. | 2016-09-29 |
| Mine ventilation structure and a deck panel for such a structure Grant 9,447,685 - Kennedy , et al. September 20, 2 | 2016-09-20 |
| Mine stopping panel with end caps and louver connections Grant 9,447,684 - Kennedy , et al. September 20, 2 | 2016-09-20 |
| Method of opening a mine door leaf Grant 9,341,061 - Kennedy , et al. May 17, 2 | 2016-05-17 |
| Mine Ventilation Structure And A Deck Panel For Such A Structure App 20150315911 - Kennedy; William R. ; et al. | 2015-11-05 |
| Mine Stopping Panel And Method Of Manufacture App 20150260041 - Kennedy; William R. ; et al. | 2015-09-17 |
| Box check for conveyor belt and method of installation Grant 8,960,419 - Kennedy , et al. February 24, 2 | 2015-02-24 |
| Method Of Opening A Mine Door Leaf App 20140311042 - Kennedy; William R. ; et al. | 2014-10-23 |
| Box Check For Conveyor Belt And Method Of Installation App 20140246292 - Kennedy; William R. ; et al. | 2014-09-04 |
| Articulated mine door opening mechanism Grant 8,800,204 - Kennedy , et al. August 12, 2 | 2014-08-12 |
| Mine refuge Grant 8,678,515 - Kennedy , et al. March 25, 2 | 2014-03-25 |
| Mine Stopping Panel With End Caps And Louver Connections App 20140057544 - Kennedy; William R. ; et al. | 2014-02-27 |
| Mine Seal With Electrically Non-conductive Ties App 20130251454 - Kennedy; William R. ; et al. | 2013-09-26 |
| Mine seal with electrically non-conductive ties Grant 8,444,108 - Kennedy , et al. May 21, 2 | 2013-05-21 |
| Reinforced mine ventilation device Grant 8,220,094 - Kennedy , et al. July 17, 2 | 2012-07-17 |
| High-strength anchor system, safe room bulkhead, and method of anchoring a support to mine strata Grant 8,162,569 - Kennedy , et al. April 24, 2 | 2012-04-24 |
| High-strength Anchor System, Safe Room Bulkhead, And Method Of Anchoring A Support To Mine Strata App 20110297057 - Kennedy; William R. ; et al. | 2011-12-08 |
| Mine refuge Grant 8,007,047 - Kennedy , et al. August 30, 2 | 2011-08-30 |
| Articulated Mine Door Opening Mechanism App 20110203182 - Kennedy; William R. ; et al. | 2011-08-25 |
| Differential temperature display system Grant 7,891,574 - Kennedy , et al. February 22, 2 | 2011-02-22 |
| Hydraulically powered door and systems for operating same in low-temperature environments Grant 7,665,930 - Kennedy , et al. February 23, 2 | 2010-02-23 |
| Reinforced Mine Ventilation Device App 20100017975 - Kennedy; William R. ; et al. | 2010-01-28 |
| Mine Seal With Electrically Non-Conductive Ties App 20090279955 - Kennedy; William R. ; et al. | 2009-11-12 |
| Mine refuge Grant 7,533,942 - Kennedy , et al. May 19, 2 | 2009-05-19 |
| Jack for carrying and installing mine panels Grant 7,438,506 - Kennedy , et al. October 21, 2 | 2008-10-21 |
| Hydraulically Powered Door And Systems For Operating Same In Low-temperature Environments App 20080253841 - Kennedy; William R. ; et al. | 2008-10-16 |
| Mine Refuge App 20080196329 - Kennedy; William R. ; et al. | 2008-08-21 |
| Mine door system with trigger-actuated latch mechanism Grant 7,393,025 - Kennedy , et al. July 1, 2 | 2008-07-01 |
| Mine ventilation panel system Grant 7,267,505 - Kennedy , et al. September 11, 2 | 2007-09-11 |
| Mine Refuge App 20070202796 - Kennedy; William R. ; et al. | 2007-08-30 |
| Mine Refuge App 20070199244 - Kennedy; William R. ; et al. | 2007-08-30 |
| Jack For Carrying And Installing Mine Panels App 20070177943 - Kennedy; William R. ; et al. | 2007-08-02 |
| Mine ventilation Grant 7,232,368 - Kennedy , et al. June 19, 2 | 2007-06-19 |
| Anchored mine ventilation structure App 20060105695 - Kennedy; William R. ; et al. | 2006-05-18 |
| Mine door system including an air pressure relief door Grant 6,955,594 - Kennedy , et al. October 18, 2 | 2005-10-18 |
| Pneumatically-powered door installation App 20050217074 - Kennedy, William R. ; et al. | 2005-10-06 |
| Pneumatically-powered mine door installation with hydraulic checking system Grant 6,938,372 - Kennedy , et al. September 6, 2 | 2005-09-06 |
| Mine door system with trigger-actuated latch mechanism App 20050099020 - Kennedy, William R. ; et al. | 2005-05-12 |
| Mine ventilation panel system App 20050101243 - Kennedy, William R. ; et al. | 2005-05-12 |
| Mine stopping and braces therefor Grant 6,846,132 - Kennedy , et al. January 25, 2 | 2005-01-25 |
| Mine door system including an air pressure relief door App 20040266329 - Kennedy, William R. ; et al. | 2004-12-30 |
| Pneumatically-powered mine door installation with hydraulic checking system App 20040261319 - Kennedy, William R. ; et al. | 2004-12-30 |
| Permanent stopping form and method of installing same App 20040175238 - Kennedy, William R. ; et al. | 2004-09-09 |
| Mine ventilation App 20040067730 - Kennedy, William R. ; et al. | 2004-04-08 |
| Method of supporting mine walls and installing a mine stopping Grant 6,715,961 - Kennedy , et al. April 6, 2 | 2004-04-06 |
| Mine stopping and method of installing same Grant 6,688,813 - Kennedy , et al. February 10, 2 | 2004-02-10 |
| Multiple tier stopping and method of constructing stopping Grant 6,682,263 - Kennedy , et al. January 27, 2 | 2004-01-27 |
| Mine ventilation structure and deck panels therefor Grant 6,669,551 - Kennedy , et al. December 30, 2 | 2003-12-30 |
| Mine stopping and braces therefor App 20030147706 - Kennedy, William R. ; et al. | 2003-08-07 |
| Multiple tier stopping and method of constructing stopping App 20030143942 - Kennedy, William R. ; et al. | 2003-07-31 |
| Mine ventilation structure and deck panels therefor App 20030129937 - Kennedy, William R. ; et al. | 2003-07-10 |
| Mine Door Installation App 20030126798 - Kennedy, William R. ; et al. | 2003-07-10 |
| Mine door leaf and method of manufacture thereof App 20030079423 - Kennedy, William R. ; et al. | 2003-05-01 |
| Mine stopping App 20030082010 - Kennedy, William R. ; et al. | 2003-05-01 |
| Mine stopping, permanent stopping form and method of installing same App 20030017005 - Kennedy, William R. ; et al. | 2003-01-23 |
| Mine stopping Grant 6,457,906 - Kennedy , et al. October 1, 2 | 2002-10-01 |
| Method of supporting mine walls and installing a mine stopping App 20020098046 - Kennedy, William R. ; et al. | 2002-07-25 |
| Method of sealing off a mine passageway Grant 6,419,324 - Kennedy , et al. July 16, 2 | 2002-07-16 |
| Yieldable mine roof support Grant 6,394,707 - Kennedy , et al. May 28, 2 | 2002-05-28 |
| Mine ventilation Grant 6,264,549 - Kennedy , et al. July 24, 2 | 2001-07-24 |
| Adjustable stairway for use with an overcast in a mine Grant 6,256,946 - Kennedy , et al. July 10, 2 | 2001-07-10 |
| Mine stopping, method of constructing same and panels thereof Grant 6,220,785 - Kennedy , et al. April 24, 2 | 2001-04-24 |
| Serial sequencers connected in parallel Grant 5,812,741 - Kennedy , et al. September 22, 1 | 1998-09-22 |
| Mine ventilation structure Grant 5,466,187 - Kennedy , et al. November 14, 1 | 1995-11-14 |
| Power mine door system Grant 5,240,349 - Kennedy , et al. August 31, 1 | 1993-08-31 |
| Contractible mine stopping and contractible block member for use therein Grant RE34,220 - Kennedy , et al. April 13, 1 | 1993-04-13 |
| Door system for a mine stopping Grant 5,168,667 - Kennedy , et al. December 8, 1 | 1992-12-08 |
| Form for making a permanent concrete mine stopping Grant 5,167,474 - Kennedy , et al. December 1, 1 | 1992-12-01 |
| Mine door system Grant RE34,053 - Kennedy , et al. September 1, 1 | 1992-09-01 |
| Contractible mine stopping and contractible block member for use therein Grant 4,915,540 - Kennedy , et al. April 10, 1 | 1990-04-10 |
| Head seal for a mine stopping Grant 4,820,081 - Kennedy , et al. April 11, 1 | 1989-04-11 |
| Mine stopping Grant RE32,871 - Kennedy , et al. February 21, 1 | 1989-02-21 |
| Mine stopping and method of and jack for installing same Grant RE32,675 - Kennedy , et al. May 24, 1 | 1988-05-24 |
| Jack for installing a mine stopping Grant 4,695,035 - Kennedy , et al. September 22, 1 | 1987-09-22 |
| Mine stopping Grant 4,547,094 - Kennedy , et al. October 15, 1 | 1985-10-15 |
| Mine stopping lap-over panel clamp Grant 4,484,837 - Kennedy , et al. November 27, 1 | 1984-11-27 |
| Mine stopping and method of and jack for installing same Grant 4,483,642 - Kennedy , et al. November 20, 1 | 1984-11-20 |
| Mine stopping with man door and door frame assembly Grant 4,478,535 - Kennedy , et al. October 23, 1 | 1984-10-23 |
| Door frame and door assembly for a mine stopping Grant 4,118,894 - Kennedy , et al. October 10, 1 | 1978-10-10 |
Company Registrations
| NCAGE Code | 49WZ4 | KENNEDY JOHN M |
| NCAGE Code | 4LTL8 | KENNEDY, JOHN M |
| CAGE Code | 49WZ4 | KENNEDY, JOHN M |
| CAGE Code | 4LTL8 | KENNEDY, JOHN M |
| DUNS | 788663099 | KENNEDY, JOHN M |
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