Waveguide with polarization volume hologram grating

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12099190
APP PUB NO 20230185091A1
SERIAL NO

17549394

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A waveguide is provided. The waveguide includes a substrate having two outer surfaces for propagating a beam of light in the substrate by reflecting the beam from the two outer surfaces. The waveguide includes at least one polarization volume hologram (PVH) grating to couple light in and/or out of the waveguide. The PVH grating may be a multi-layer PVH grating with graded birefringence.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
META PLATFORMS TECHNOLOGIES LLC1601 WILLOW ROAD MENLO PARK CA 94025

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Sihui Sunnyvale, US 43 334
Lin, Dianmin Los Altos, US 32 691
Parsons, Maxwell Seattle, US 50 200
Peng, Fenglin Redmond, US 86 362
Shi, Yu Redmond, US 164 1313
Xu, Miaomiao Redmond, US 17 20
Yang, Yang Redmond, US 1214 8701

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
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 24, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 24, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 24, 2036
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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