Billingsley; Britton G.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Billingsley; Britton G..The latest application filed is for "optical articles and systems interacting with the same".

Company Profile

6.35.35

Billingsley; Britton G. - St. Paul MN
Billingsley; Britton G - St. Paul MN

*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
Optical Articles And Systems Interacting With The Same App 20220269917 - McCoy; Michael A. ; et al.	2022-08-25
Protective headgear comprising a curved switchable shutter and comprising multiple antireflective layers Grant 11,413,190 - Magnusson , et al. August 16, 2	2022-08-16
Darkening Filter Comprising A Non-uniform Pattern Of Switchable Shutters App 20220249290 - Donoghue; Claire R. ; et al.	2022-08-11
Dynamic Message Management For Personal Protective Equipment App 20220215496 - Billingsley; Britton G. ; et al.	2022-07-07
Optical articles and systems interacting with the same Grant 11,373,076 - McCoy , et al. June 28, 2	2022-06-28
Optical articles and systems interacting with the same Grant 11,308,378 - McCoy , et al. April 19, 2	2022-04-19
Respirator device with light exposure detection Grant 11,260,251 - Awiszus , et al. March 1, 2	2022-03-01
Curved Eye Protection Shield For Welding Protection App 20220031514 - Magnusson; Kristina M. ; et al.	2022-02-03
Vision-protective headgear with automatic darkening filter comprising an array of switchable shutters Grant 11,160,687 - Billingsley , et al. November 2, 2	2021-11-02
Respirator Device With Light Exposure Detection App 20210307965 - Awiszus; Steven T. ; et al.	2021-10-07
Curved eye protection shield for welding protection Grant 11,129,748 - Magnusson , et al. September 28, 2	2021-09-28
Personal Protective Equipment System With Augmented Reality For Safety Event Detection And Visualization App 20210216773 - Bohannon; Kandyce M. ; et al.	2021-07-15
Vision-Protective Headgear with Automatic Darkening Filter Comprising an Array of Switchable Shutters App 20210145644 - Billingsley; Britton G. ; et al.	2021-05-20
Filter Cartridge Including Patterned Functional Material App 20210106937 - Groth; Austin D. ; et al.	2021-04-15
Vision-protecting filter lens having organic polymer multilayer and neutral-density optical filter Grant 10,948,745 - Hallock , et al. March 16, 2	2021-03-16
Respirator Device With Light Exposure Detection App 20210052427 - Awiszus; Steven T. ; et al.	2021-02-25
Protective Headgear Comprising A Curved Switchable Shutter And Comprising Multiple Antireflective Layers App 20200390606 - Magnusson; Kristina M. ; et al.	2020-12-17
Welding shield with exposure detection for proactive welding hazard avoidance Grant 10,849,790 - Awiszus , et al. December 1, 2	2020-12-01
Protective headgear comprising a curved switchable shutter and comprising multiple antireflective layers Grant 10,758,420 - Magnusson , et al. Sep	2020-09-01
Optical Articles And Systems Interacting With The Same App 20200012911 - McCoy; Michael A. ; et al.	2020-01-09
Welding Shield With Exposure Detection For Proactive Welding Hazard Avoidance App 20190175411 - Awiszus; Steven T. ; et al.	2019-06-13
A Curved Eye Protection Shield For Welding Protection App 20190142640 - Magnusson; Kristina M. ; et al.	2019-05-16
Protective Headgear Comprising A Curved Switchable Shutter And Comprising Multiple Antireflective Layers App 20190091069 - Magnusson; Kristina M. ; et al.	2019-03-28
Curved automatic-darkening filter Grant 10,114,242 - Magnusson , et al. October 30, 2	2018-10-30
Layered or mixed sorbent bed protective filtration device Grant 9,931,592 - Billingsley , et al. April 3, 2	2018-04-03
Layered or mixed sorbent bed protective filtration device Grant 9,908,076 - Billingsley , et al. March 6, 2	2018-03-06
Vision-protecting Filter Lens App 20170363884 - Hallock; Michael E. ; et al.	2017-12-21
Layered or mixed sorbent bed protective filtration device Grant 9,757,678 - Billingsley , et al. September 12, 2	2017-09-12
Air filtration device having subsections lacking fluid communication Grant 9,744,329 - Billingsley , et al. August 29, 2	2017-08-29
Air filtration device having tuned air distribution system Grant 9,744,328 - Billingsley , et al. August 29, 2	2017-08-29
Layered Or Mixed Sorbent Bed Protective Filtration Device App 20160361679 - Billingsley; Britton G. ; et al.	2016-12-15
Curved Automatic-Darkening Filter App 20160262467 - Magnusson; Kristina M. ; et al.	2016-09-15
Refillable filter system Grant 9,259,676 - Billingsley , et al. February 16, 2	2016-02-16
Layered Or Mixed Sorbent Bed Protective Filtration Device App 20150306536 - Billingsley; Britton G. ; et al.	2015-10-29
Layered Or Mixed Sorbent Bed Protective Filtration Device App 20150283493 - Billingsley; Britton G. ; et al.	2015-10-08
Method of making filter cartridge having roll-based housing sidewall Grant 8,984,753 - Billingsley , et al. March 24, 2	2015-03-24
Air Filtration Device Having Subsections Lacking Fluid Communication App 20150047633 - Billingsley; Britton G. ; et al.	2015-02-19
Air Filtration Device Having Tuned Air Distribution System App 20150047632 - Billingsley; Britton G. ; et al.	2015-02-19
Air filtration device having subsections lacking fluid communication Grant 8,899,227 - Billingsley , et al. December 2, 2	2014-12-02
Air filtration device having tuned air distribution system Grant 8,887,719 - Billingsley , et al. November 18, 2	2014-11-18
Curved Automatic-Darkening Filter App 20140168546 - Magnusson; Kristina M. ; et al.	2014-06-19
Active-particulate air filter having monolith primary filter and polishing filter Grant 8,617,295 - Billingsley , et al. December 31, 2	2013-12-31
Filter element utilizing shaped particle-containing nonwoven web Grant 8,535,406 - Billingsley , et al. September 17, 2	2013-09-17
Air Filtration Device Having Subsections Lacking Fluid Communication App 20130152920 - Billingsley; Britton G. ; et al.	2013-06-20
Air Filtration Device Having Tuned Air Distribution System App 20130152919 - Billingsley; Britton G. ; et al.	2013-06-20
Filter cartridge having central plenum and housing sidewall Grant 8,460,423 - Legare , et al. June 11, 2	2013-06-11
Split Flow Filtering Device App 20130139818 - Billingsley; Britton G. ; et al.	2013-06-06
Refillable Filter System App 20110311400 - Billingsley; Britton G. ; et al.	2011-12-22
Filter Cartridge Having Central Plenum And Housing Sidewall App 20110284006 - Legare; Pierre ; et al.	2011-11-24
Method Of Making Filter Cartridge Having Roll-based Housing Sidewall App 20110283505 - Billingsley; Britton G. ; et al.	2011-11-24
Shaped Layered Particle-containing Nonwoven Web App 20110240027 - Billingsley; Britton G. ; et al.	2011-10-06
Filter Element Utilizing Shaped Particle-containing Nonwoven Web App 20110240029 - Billingsley; Britton G ; et al.	2011-10-06
Active-particulate Air Filter Having Monolith Primary Filter And Polishing Filter App 20110072971 - Billingsley; Britton G. ; et al.	2011-03-31
Particle-containing fibrous web App 20060254427 - Trend; John E. ; et al.	2006-11-16
Retroreflective article having a colored layer containing a dye covalently bonded to a polymer Grant 6,361,850 - Billingsley , et al. March 26, 2	2002-03-26
Clothing bearing retroreflective appliques Grant 6,110,558 - Billingsley , et al. August 29, 2	2000-08-29
Clothing bearing retroreflective appliques Grant 5,738,746 - Billingsley , et al. April 14, 1	1998-04-14
High visibility fabric and safety vest Grant 5,695,853 - Billingsley , et al. December 9, 1	1997-12-09
Non-woven fluorescent retrorefletive fabric Grant 5,478,628 - Billingsley , et al. December 26, 1	1995-12-26
Removable, high temperature resistant retroreflective marking material Grant 5,110,655 - Engler , et al. May 5, 1	1992-05-05