F21K 2/04

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Class  F21K : LIGHT SOURCES NOT OTHERWISE PROVIDED FOR


Subclass 2/04: Light sources using luminescence (luminescent materials C09K 11/00; selection of luminescent materials for light screens F21V 9/16; using excitation by radioactivity G21H 3/02, H01J 65/06, H01J 65/08; transforming the wavelength of the light of gas- or vapour-discharge lamps by luminescence H01J 61/42; electroluminescent light sources H05B 33/00) using triboluminescence; using thermoluminescence

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
11738240 Sports ball with mechanoluminescenceJan 06, 21Aug 29, 23Nike Inc.
10918914 Sports ball with mechanoluminescenceFeb 27, 19Feb 16, 21Nike Inc.
10753545 Method for dynamic control of light emission from phosphors with heat excitationsFeb 13, 19Aug 25, 20UChicago Argonne, LLC
10258836 Sports ball with mechanoluminescenceMay 25, 17Apr 16, 19Nike Inc.
10203070 Light bar and display deviceJan 28, 15Feb 12, 19BOE Technology Group Co. Ltd.; HEFEI BOE DISPLAY LIGHT CO., LTD.;
9964493 Mechanoluminescence paint sensor for stress and crack visualizationsSep 10, 14May 08, 18The University of Akron
9791109 Mechanoluminescent display deviceDec 10, 14Oct 17, 17DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0035,270 SELF GENERATION PRESSURE-SENSITIVE LIGHT EMITTING DEVICE AND METHOD THEREOFAug 31, 22Jan 30, 25Not available
2020/0256,519 METHOD FOR DYNAMIC CONTROL OF LIGHT EMISSION FROM PHOSPHORS WITH HEAT EXCITATIONSFeb 13, 19Aug 13, 20Not available
2018/0334,090 BRAKE COMPONENT ILLUMINATOR AND ILLUMINATION METHODMay 19, 17Nov 22, 18Not available

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Patents Issued To Date - By Filing Year

Average Time to Issuance