Respirator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11654310
APP PUB NO 20210346737A1
SERIAL NO

17350602

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure relates generally to respirators where inhaled air and exhaled air are separated into different channels to permit a user to always inhale fresh air. The respirators described herein can filter inhaled air, and optionally exhaled air.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
MPOINTAERO INC4031 UNIVERSITY DRIVE SUITE 100 FAIRFAX VA 22030

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Belousov, Maksim Leningrad, RU 2 0

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Nov 23, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 23, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 23, 2034
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Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00