Family

Loading Family data...

• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
RESEARCH FRONTIERS INCORPORATED	240 CROSSWAYS PARK DRIVE WOODBURY NY 11797

International Classification(s)

• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Check, III Joseph A	West Bayshore, NY	7	301
Forlini, Matthew	Ozone Park, NY	3	197
Saxe, Robert L	New York, NY	39	834
Slovak, Steven M	Hicksville, NY	24	376
Thompson, Robert I	Plainview, NY	10	334

Cited Art Landscape

Load Citation

• No Cited Art to Display

Loading Cited Art Landscape...

Patent Citation Ranking

Forward Cite Landscape

Load Citation

• No Forward Cites to Display

Loading Forward Cite Landscape...

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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

Full Text

US Patent No: 5467217

Light valve suspensions and films containing UV absorbers and light valves containing the same

---

 

Legal Events