USD859520S1 - Demonstration tool - Google Patents

Demonstration tool Download PDF

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Publication number
USD859520S1
USD859520S1 US29/640,450 US201829640450F USD859520S US D859520 S1 USD859520 S1 US D859520S1 US 201829640450 F US201829640450 F US 201829640450F US D859520 S USD859520 S US D859520S
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US
United States
Prior art keywords
demonstration tool
demonstration
tool
view
ornamental design
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
US29/640,450
Inventor
Seo Ji Ye
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carl Zeiss Vision International GmbH
Original Assignee
Carl Zeiss Vision International GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EM43538110002 external-priority
Application filed by Carl Zeiss Vision International GmbH filed Critical Carl Zeiss Vision International GmbH
Assigned to VIEWITECH CO., LTD. reassignment VIEWITECH CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: YE, SEO JI
Assigned to CARL ZEISS VISION INTERNATIONAL GMBH reassignment CARL ZEISS VISION INTERNATIONAL GMBH ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: VIEWITECH CO., LTD.
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Publication of USD859520S1 publication Critical patent/USD859520S1/en
Active legal-status Critical Current
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Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of a demonstration tool showing my new design;
FIG. 2 is a front view of the demonstration tool of FIG. 1;
FIG. 3 is a rear view of the demonstration tool of FIG. 1;
FIG. 4 is a left-side view of the demonstration tool of FIG. 1;
FIG. 5 is a right-side view of the demonstration tool of FIG. 1;
FIG. 6 is a top plan view of the demonstration tool of FIG. 1; and,
FIG. 7 is another perspective view of the demonstration tool of FIG. 1.

Claims (1)

    CLAIM
  1. The ornamental design for a demonstration tool, as shown and described.
US29/640,450 2017-09-15 2018-03-14 Demonstration tool Active USD859520S1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EM43538110002 2017-09-15
EM004353811-0002 2017-09-15

Publications (1)

Publication Number Publication Date
USD859520S1 true USD859520S1 (en) 2019-09-10

Family

ID=67809994

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/640,450 Active USD859520S1 (en) 2017-09-15 2018-03-14 Demonstration tool

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US (1) USD859520S1 (en)
AU (1) AU201811366S (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD322094S (en) * 1988-04-05 1991-12-03 Creative Devices Research Ltd. Vehicle control simulator
USD375764S (en) * 1995-09-07 1996-11-19 E & B Giftware, Inc. Random number selector game
USD637646S1 (en) * 2009-11-30 2011-05-10 Robert Malen Toothbrush training device
USD642078S1 (en) * 2011-02-03 2011-07-26 Educational Insights, Inc. Elapsed time clock
US20120162600A1 (en) * 2009-09-10 2012-06-28 Pugh Randall B Energized ophthalmic lens including stacked integrated components
USD760318S1 (en) * 2014-08-04 2016-06-28 Rhode Island Lottery Display
USD784449S1 (en) * 2015-10-07 2017-04-18 Four Pines Publishing, Inc Visual aid that demonstrates a random walk and generates a bell curve distribution
USD815865S1 (en) * 2016-07-07 2018-04-24 Carl Zeiss Vision International Gmbh Display structure
EP3404463A1 (en) * 2017-05-18 2018-11-21 Thales Bifocal anastigmatic telescope with five mirrors
USD837862S1 (en) * 2017-01-27 2019-01-08 Carl Zeiss Vision International Gmbh Video centration apparatus
US20190086691A1 (en) * 2017-09-15 2019-03-21 Carl Zeiss Vision International Gmbh Method for demonstrating optical properties of lenses for spectacle glasses
US20190110679A1 (en) * 2017-10-17 2019-04-18 Accuvisiondesigns LLC Refraction devices

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD322094S (en) * 1988-04-05 1991-12-03 Creative Devices Research Ltd. Vehicle control simulator
USD375764S (en) * 1995-09-07 1996-11-19 E & B Giftware, Inc. Random number selector game
US20120162600A1 (en) * 2009-09-10 2012-06-28 Pugh Randall B Energized ophthalmic lens including stacked integrated components
USD637646S1 (en) * 2009-11-30 2011-05-10 Robert Malen Toothbrush training device
USD642078S1 (en) * 2011-02-03 2011-07-26 Educational Insights, Inc. Elapsed time clock
USD760318S1 (en) * 2014-08-04 2016-06-28 Rhode Island Lottery Display
USD784449S1 (en) * 2015-10-07 2017-04-18 Four Pines Publishing, Inc Visual aid that demonstrates a random walk and generates a bell curve distribution
USD815865S1 (en) * 2016-07-07 2018-04-24 Carl Zeiss Vision International Gmbh Display structure
USD837862S1 (en) * 2017-01-27 2019-01-08 Carl Zeiss Vision International Gmbh Video centration apparatus
EP3404463A1 (en) * 2017-05-18 2018-11-21 Thales Bifocal anastigmatic telescope with five mirrors
US20190086691A1 (en) * 2017-09-15 2019-03-21 Carl Zeiss Vision International Gmbh Method for demonstrating optical properties of lenses for spectacle glasses
US20190110679A1 (en) * 2017-10-17 2019-04-18 Accuvisiondesigns LLC Refraction devices

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Alibaba. Link: https://www.alibaba.com/product-detail/CR39-eyeglass-demo-lens_60543334591.html. Visited May 7, 2019. CR39 eyeglass demo lens. (Year: 2019). *

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AU201811366S (en) 2018-04-19

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