SPD films with darker off-state transmittances and lighter on-state transmittances

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8922872
SERIAL NO

13761577

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A light valve film forming a light-modulating element of a light valve, the film comprised of a cross-linked polymer matrix with a plurality of droplets of a liquid light valve suspension distributed therein. The film has a phase ratio: % particle number value calculated by the formula:

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
RESEARCH FRONTIERS INCORPORATED240 CROSSWAYS PARK DRIVE WOODBURY NY 11797

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Xiao-Ping East Meadow, US 14 85
Slovak, Steven M N. Massapequa, US 24 376
Van, Voorhees Seth Short Hills, US 6 27

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jun 30, 2026
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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