Light control glasses are used as window glasses of a vehicle. When the vehicle is parked, voltage is applied to the light control glass, which directly receives solar radiation from the sun, so that a light transmittancy of the light control glass is reduced to reduce the amount of solar radiation entered a passenger compartment of the vehicle.

Classifications

3 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B60H1/32

USPC · US Patent Classification

454/7562/244

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Pendency

1.2 y

446 days filing → grant

Office actions

non-final + final

Responses

no RCE

Examiner

Harold Joyce

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Citations: 2 back · 0 forward

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Priority chain

1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20040076015 A1	22 Apr 2004

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