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

Patent Owner(s)

Patent Owner	Address
PHITEA GMBH	12555 BERLIN

International Classification(s)

• F15D:FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENC....
• B64C:AEROPLANES; HELICOPTERS

• 2014 Application Filing Year
• F15D Class
• 74 Applications Filed
• 54 Patents Issued To-Date
• 72.98 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Schuetze, Werner	Berlin, DE	1	1
# of filed Patents : 1 Total Citations : 1
Slaza, Alexander	Berlin, DE	1	1
# of filed Patents : 1 Total Citations : 1

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Patent Citation Ranking

• 1 Citation Count
• F15D Class

• 28 % this patent is cited more than
• 8 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 25, 2028

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 25, 2017	US,9631648,B2   US9631648B2	GRANTED PATENT AS SECOND PUBLICATION
January 14, 2016	US,20160010670,A1   US20160010670A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9753193

Methods and apparatus for human vision correction using diffractive waveplate lenses

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Abstract

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Lenses, devices, apparatus, systems, methods of manufacturing and fabricating an ophthalmic lens device for correction of human vision. The ophthalmic lens device includes at least one diffractive waveplate coating with an optical axis orientation pattern designed to correct the vision of individual patients. The ophthalmic lens device including diffractive waveplate coating may also provide a portion of the required vision correction by means of refraction of light by curved surfaces of a dielectric material.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2018
• FP1995
• LAPS1995
• REMI1995
• FEPP1991
• I1991
• F1990
• AS1990
• PD1989

Date	Code	Event	Description
Jan 27, 2018	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Nov 22, 1995	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Nov 22, 1995
Nov 19, 1995	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Jun 27, 1995	REMI	MAINTENANCE FEE REMINDER MAILED
Dec 06, 1991	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Nov 19, 1991	I	Issuance
Jul 19, 1990	F	Filing
Jun 20, 1990	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:MATSUOKA, TOSHIO;HIGASHIDA, AKIO;SATAKE, TOKUKI;REEL/FRAME:005389/0680 Owner name: MITSUBISHI JUKOGYO KABUSHIKI KAISHA, 5-1, MARUNOUC Effective Date: Jun 20, 1990
Jul 31, 1989	PD	Priority Date