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name:-0.0005340576171875
name:-0.0089371204376221
name:-0.0027439594268799
XIANGSHAN GEMFAN HOBBY CO., LTD. Patent Filings

XIANGSHAN GEMFAN HOBBY CO., LTD.

Patent Applications and Registrations

Patent applications and USPTO patent grants for XIANGSHAN GEMFAN HOBBY CO., LTD..The latest application filed is for "propeller through-hole".

Company Profile
5.17.0
  • XIANGSHAN GEMFAN HOBBY CO., LTD. - Ningbo Zhejiang CN
  • Xiangshan Gemfan Hobby Co., LTD. - Ningbo, Zhejiang Province N/A CN
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Propeller through-hole
Grant D899,343 - Xiao October 20, 2
2020-10-20
Propeller through-hole insert
Grant D897,265 - Xiao September 29, 2
2020-09-29
Aircraft propeller having three blades
Grant D828,803 - Xiao September 18, 2
2018-09-18
Three-blade propeller
Grant D802,513 - Xiao November 14, 2
2017-11-14
Aircraft propeller having two blades
Grant D798,219 - Xiao September 26, 2
2017-09-26
Aircraft propeller having three blades
Grant D797,638 - Xiao September 19, 2
2017-09-19
Aircraft propeller with three blades
Grant D797,639 - Xiao September 19, 2
2017-09-19
Three-blade aircraft propeller
Grant D769,786 - Xiao October 25, 2
2016-10-25
Two-blade aircraft propeller
Grant D761,184 - Xiao July 12, 2
2016-07-12

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