EE02988B1 - Multilayer material - Google Patents

Multilayer material

Info

Publication number
EE02988B1
EE02988B1 EE9400324A EE9400324A EE02988B1 EE 02988 B1 EE02988 B1 EE 02988B1 EE 9400324 A EE9400324 A EE 9400324A EE 9400324 A EE9400324 A EE 9400324A EE 02988 B1 EE02988 B1 EE 02988B1
Authority
EE
Estonia
Prior art keywords
multilayer material
multilayer
Prior art date
Application number
EE9400324A
Other languages
Estonian (et)
Inventor
Antes Gregor
Minnetian Ohannes
Original Assignee
Landis & Gyr Technology Innovation Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/618,707 external-priority patent/US5104471A/en
Application filed by Landis & Gyr Technology Innovation Ag filed Critical Landis & Gyr Technology Innovation Ag
Publication of EE02988B1 publication Critical patent/EE02988B1/en

Links

EE9400324A 1990-11-27 1994-11-18 Multilayer material EE02988B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/618,707 US5104471A (en) 1989-06-05 1990-11-27 Interlaminar sandwich with diffraction structure

Publications (1)

Publication Number Publication Date
EE02988B1 true EE02988B1 (en) 1997-04-15

Family

ID=24478812

Family Applications (1)

Application Number Title Priority Date Filing Date
EE9400324A EE02988B1 (en) 1990-11-27 1994-11-18 Multilayer material

Country Status (1)

Country Link
EE (1) EE02988B1 (en)

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Legal Events

Date Code Title Description
KB4A Valid patent at the end of a year

Effective date: 20021231

KB4A Valid patent at the end of a year

Effective date: 20031231

KB4A Valid patent at the end of a year

Effective date: 20041231

KB4A Valid patent at the end of a year

Effective date: 20051231

KB4A Valid patent at the end of a year

Effective date: 20061231

KB4A Valid patent at the end of a year

Effective date: 20071231

KB4A Valid patent at the end of a year

Effective date: 20081231

MM4A Lapsed by not paying the annual fees

Effective date: 20081118