Sigma Group Ltd.

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Ottawa, ON, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for wireless clock regeneration
- Patent number 9,191,906
- Issue date Nov 17, 2015
- Sigma Group, Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for wireless transmission of high data rate st...
- Patent number 8,873,453
- Issue date Oct 28, 2014
- Sigma Group, Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless multimedia system
- Patent number 8,875,193
- Issue date Oct 28, 2014
- Sigma Group, Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR WIRELESS CLOCK REGENERATION
- Publication number 20160198427
- Publication date Jul 7, 2016
- Sigma Group Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless Multimedia System
- Publication number 20150163543
- Publication date Jun 11, 2015
- Sigma Group Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for wireless transmission of high data rate st...
- Publication number 20150163272
- Publication date Jun 11, 2015
- Sigma Group Inc.
- Sai C. Manapragada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks

Information Trademark
97187974 - SIGMA GEAR
- Serial number 97187974
- Registration number 6977796
- Filing date Dec 23, 2021
- Sigma Group Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85877460 - BIZ WARRIORZ
- Serial number 85877460
- Registration number 4660264
- Filing date Mar 15, 2013
- The Sigma Group, LLC
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
75557772 - SIGMA GROUP, L.L.C. SATISFACTION IMPROVEMENT GROUP
- Serial number 75557772
- Registration number 2295817
- Filing date Sep 21, 1998
- Sigma Group, LLC
- 35 - Advertising