Patents by Inventor Wen-An Chang
Wen-An Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230355878Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: ApplicationFiled: July 12, 2023Publication date: November 9, 2023Inventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Patent number: 11806510Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: GrantFiled: November 18, 2020Date of Patent: November 7, 2023Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Patent number: 11551581Abstract: The present invention relates to an automatic injection training device comprising an elongated housing having a distal end and an opposite proximal end and extending along a longitudinally axis (L); a tubular demo container axially and rotationally fixed relative to the elongated housing and having a tubular wall extending along the longitudinally axis (L); a reloadable plunger assembly comprising a plunger rod which is movable in the demo container between a first and a second position and a first energy accumulating element configured to move the plunger rod from the first to the second position; an actuation assembly configured to hold the plunger rod in the first position and to release the plunger rod from the first position.Type: GrantFiled: July 16, 2021Date of Patent: January 10, 2023Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Yun-Hsuan Chang
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Publication number: 20210343187Abstract: The present invention relates to an automatic injection training device comprising an elongated housing having a distal end and an opposite proximal end and extending along a longitudinally axis (L); a tubular demo container axially and rotationally fixed relative to the elongated housing and having a tubular wall extending along the longitudinally axis (L); a reloadable plunger assembly comprising a plunger rod which is movable in the demo container between a first and a second position and a first energy accumulating element configured to move the plunger rod from the first to the second position; an actuation assembly configured to hold the plunger rod in the first position and to release the plunger rod from the first position.Type: ApplicationFiled: July 16, 2021Publication date: November 4, 2021Inventors: Wen-An Chang, Yun-Hsuan Chang
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Patent number: 11107369Abstract: The present invention relates to an automatic injection training device (10) comprising an elongated housing (12) having a distal end (14) and an opposite proximal end (16) and extending along a longitudinally axis (L); a tubular demo container (128) axially and rotationally fixed relative to the elongated housing (12) and having a tubular wall (140) extending along the longitudinally axis (L); a reloadable plunger assembly (104) comprising a plunger rod (106) which is movable in the demo container (128) between a first and a second position and a first energy accumulating element (110) configured to move the plunger rod (106) from the first to the second position; an actuation assembly (42) configured to hold the plunger rod (106) in the first position and to release the plunger rod (106) from the first position.Type: GrantFiled: January 24, 2017Date of Patent: August 31, 2021Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Yun-Hsuan Chang
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Publication number: 20210069415Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: ApplicationFiled: November 18, 2020Publication date: March 11, 2021Inventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Patent number: 10905826Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: GrantFiled: December 14, 2018Date of Patent: February 2, 2021Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Patent number: 10773021Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: GrantFiled: April 14, 2017Date of Patent: September 15, 2020Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Patent number: 10463793Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: GrantFiled: November 20, 2014Date of Patent: November 5, 2019Assignee: SHL MEDICAL AGInventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Publication number: 20190117892Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: ApplicationFiled: December 14, 2018Publication date: April 25, 2019Inventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Publication number: 20190096286Abstract: The present invention relates to an automatic injection training device (10) comprising an elongated housing (12) having a distal end (14) and an opposite proximal end (16) and extending along a longitudinally axis (L); a tubular demo container (128) axially and rotationally fixed relative to the elongated housing (12) and having a tubular wall (140) extending along the longitudinally axis (L); a reloadable plunger assembly (104) comprising a plunger rod (106) which is movable in the demo container (128) between a first and a second position and a first energy accumulating element (110) configured to move the plunger rod (106) from the first to the second position; an actuation assembly (42) configured to hold the plunger rod (106) in the first position and to release the plunger rod (106) from the first position.Type: ApplicationFiled: January 24, 2017Publication date: March 28, 2019Inventors: Wen-An Chang, Yun-Hsuan Chang
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Publication number: 20170216525Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: ApplicationFiled: April 14, 2017Publication date: August 3, 2017Inventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su
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Publication number: 20170007769Abstract: The present invention relates to a shell assembly for a medicament delivery device, which shell assembly comprises at least one first shell section provided with an entry passage and designed such that at least a major part of a medicament delivery device entered through said entry passage is accommodated inside said at least one first shell section, a closure element operably arranged to said at least one first shell section for closing said entry passage, and fixation elements arranged for fixating said medicament delivery device in relation to said at least one first shell section and said closure element.Type: ApplicationFiled: November 20, 2014Publication date: January 12, 2017Applicant: Carebay Europe Ltd.Inventors: Wen-An Chang, Hsueh-Yi Chen, Chia-Hsin Su