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Trademark: MAINSPRING

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Proof of use for MAINSPRING

We do not have any records of a proof of use for MAINSPRING at this moment.

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Possible trademark infringements of MAINSPRING

Basic Information about MAINSPRING

Serial Number
88491501
Filing Date
27 Jun 2019
Mark Drawing Code
4

Classifications

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First use of MAINSPRING anywhere
No first use declared yet.
First use in commerce
There is no first use of this trademark in commerce detected yet.
Status Code
6
International Code
009
US Codes
021; 023; 026; 036; 038
First use of MAINSPRING anywhere
No first use declared yet.
First use in commerce
There is no first use of this trademark in commerce detected yet.
Status Code
6
International Code
036
US Codes
100; 101; 102

Who owns MAINSPRING?

1. MAINSPRING ENERGY, INC. MENLO PARK CA

2. EtaGen, Inc. Menlo Park CA

3. EtaGen, Inc. Menlo Park CA

Correspondent

Alexander Shvarts
HALEY GUILIANO LLP
111 NORTH MARKET ST., SUITE 900
SAN JOSE, CA 95113

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