U.S. patent number D913,255 [Application Number 35/508,083] was granted by the patent office on 2021-03-16 for socket for vacuum tube. This patent grant is currently assigned to LG ELECTRONICS INC.. The grantee listed for this patent is LG ELECTRONICS INC.. Invention is credited to Jun Ki Kim, Chaelin Lee, Chulhee Lim, Sungyong Park.
United States Patent | D913,255 |
Kim , et al. | March 16, 2021 |
Inventors: | Kim; Jun Ki (Seoul, KR), Park; Sungyong (Seoul, KR), Lim; Chulhee (Seoul, KR), Lee; Chaelin (Seoul, KR) | ||||||||||
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Applicant: |
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Assignee: | LG ELECTRONICS INC. (Seoul,
KR) |
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Appl. No.: | 35/508,083 | ||||||||||
Filed: | May 21, 2019 |
Int'l Reg. No. | Int'l Reg. Date | Int'l Reg. Publication Date |
Hague Int'l Filing Date |
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DM/204608 | May 21, 2019 | Dec 13, 2019 | May 21, 2019 |
Nov 29, 2018 [KR] | 30-2018-0055930 | |||
Current U.S. Class: | D13/180 |
Current International Class: | 1303 |
Field of Search: | ;D13/180,154,146,134 ;D14/358 ;D8/349,356 ;D26/72,113,138,118 ;D10/114.1 |
1535261 | April 1925 | Simmons |
2099610 | November 1937 | Ledder |
D115158 | June 1939 | Maerz |
2451538 | October 1948 | Del Camp |
2499612 | March 1950 | Staver |
2529502 | November 1950 | Kelly |
D210207 | February 1968 | DeLyon |
D597704 | August 2009 | Peng |
D657090 | April 2012 | Kaule |
D672494 | December 2012 | Kong |
D871194 | December 2019 | Watanabe |
D871348 | December 2019 | Kufner |
D877736 | March 2020 | Ouyang |
D884653 | May 2020 | Kufner |
D889934 | July 2020 | Hines, III |
D891964 | August 2020 | Goodwin |
D901744 | November 2020 | Xu |
"Vacuum socket tube" found by RMS on Nov. 21, 2020 at https://www.stlfinder.com/model/parametric-vacuum-tube-socket-lhWN95ro/50- 0125/. cited by examiner . "Ceramic Vacuum Tube" found by RMS on Nov. 21, 2020 at https://www.dhgate.com/product/pcb-ceramic-vacuum-tube-socket-gold/553180- 706.html#redirect_detail=WAP2PC. cited by examiner. |
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