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Patent
   D793899
Priority
Oct 13 2015
Filed
Oct 13 2015
Issued
Aug 08 2017
Expiry
Aug 08 2032
Inventors
Tilbrook, …
Assg.orig
Ascherbroo…
Assg.curr
Ascherbroo…
Entity
unknown
Referenced by
19
References
32
Maint.:
n/a
The ornamental design for a gemstone, as shown and described.

1. Gemstone

1.1 : Perspective

1.2 : Top

1.3 : Bottom

1.4 : Front

1.5 : Left

The lines shown on each face of the gemstone are surface shading, to show the contours of the article only.
INVENTORS:

Tilbrook, Gary

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10201241, Oct 24 2014 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
11040499, Aug 07 2017 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Method and apparatus for thermoforming an article
11234542, Mar 15 2013 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
11433591, Feb 06 2019 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Process of forming polymeric material
11679542, Feb 06 2019 Berry Global, Inc. Process of forming polymeric material
11702258, Apr 07 2017 Berry Plastics Corporation Drink cup lid
11891488, Feb 06 2019 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Polypropylene sheets and articles
D845128, Apr 07 2017 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
D850260, Apr 07 2017 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
D976105, Aug 10 2018 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
D984894, Mar 05 2019 U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT Drink cup lid
D987468, Oct 26 2022 EllansaLabs Inc. Gemstone
D987469, Oct 26 2022 EllansaLabs Inc. Gemstone
ER3095,
ER3405,
ER368,
ER4039,
ER552,
ER8010,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
5970744, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
6363745, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
6578380, Jan 24 2002 Diaco Hexagonal brilliant cut diamond
9486043, May 04 2007 WORLDWIDE DIAMOND TRADEMARKS LTD Hexagon shaped diamond which displays hearts and arrows pattern
D250640, Nov 01 1976 Diamond
D411133, Sep 01 1998 Hexagon shaped diamond
D415712, Jul 03 1998 Garrard Holdings Limited Precious stone
D442114, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
D453007, May 26 2000 KONINKLIJKE ASSCHER DIAMANT, MAATSCHAPPIJ B V Diamond
D469379, May 30 2001 Am-Gold Products, Inc.; AM-GOLD CORP Six sided diamond
D481327, Jun 04 2002 Nelson Jewellery Arts Company Ltd. Pentagonal cutting diamond
D493382, Sep 03 2003 K.P. Sanghvi & Sons Gemstone
D500961, Dec 19 2002 KROCHMAL & LIEBER, BESLOTEN VENNOOTSCHAP MET BEPERKTE AANSPRAKELIJKHEID Precious stone
D506411, Sep 06 2003 KROCHMAL & LIEBER, BESLOTEN VENNOOTSCHAP MET BEPERKTE AANSPRAKELIJKHEID Precious stone
D511992, May 10 2004 Diamond or gemstone, particularly the bottom part or pavilion of a cut diamond or gemstone
D513393, Apr 28 2004 Gitanjali Gems Limited Jupiter cut jewel
D515968, May 05 2004 Precious stone
D524687, Jul 18 2005 Chester Industries, Inc.; CHESTER INDUSTRIES, INC ; AVNIT DIAMONDS LTD Diamond cut
D525902, Feb 28 2005 Diamond cut
D536635, May 05 2004 Precious stone
D550115, Mar 23 2005 Ashi Diamonds, LLC Emerald/square cut polished diamond having four pavilion cuts
D550116, Dec 02 2004 Gemstone
D551590, Mar 21 2006 Cut for a diamond
D556623, Jul 12 2005 Gemstone
D565993, Apr 28 2004 Gitanjali Gems Limited Ivy cut jewel
D567138, May 04 2007 WORLDWIDE DIAMOND TRADEMARKS LTD Hexagon shaped diamond or similar article
D685671, Nov 20 2012 New York Diamonds and Jewelry Inc. Jewel
D719478, Jun 12 2014 Gemstone
D741214, Oct 31 2014 Leon Mege Inc.; GemConcepts Ltd. Gemstone
D743834, Sep 02 2011 Gemstone with double star
D763722, May 28 2015 Gemstone
D767442, May 28 2015 Gemstone
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 13 2015Ascherbrook Limited(assignment on the face of the patent)
Jun 26 2017TILBROOK, GARYAscherbrook LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0428250143 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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