EP0364313A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Non-linearly optically active organic compounds and electrooptical devices containing them
Assignee: Flamel Technologies SA
•
Filing: 1989-09-12
•
Granted: —
•
Expires: 2009-09-12
Abstract
Abstract Translated from French La présente invention concerne des composés organiques actifs en optique non linéaire de formules générales suivantes : <IMAGE> Dans lesquelles : D est un groupement donneur d'électrons A, A1 identiques ou différents sont des groupements accepteurs d'électrons. R1, R2, R3, R4 sont des radicaux alkyles inférieurs ou l'hydrogène The present invention relates to organic compounds active in non-linear optics of the following general formulas: <IMAGE> In which: D is an electron donor group A, A1 identical or different are electron acceptor groups. R1, R2, R3, R4 are lower alkyl radicals or hydrogen
Inventors
- 👤 Gérard Mignani
- 👤 Gérard Soula
- 👤 Rémi Meyrueix
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-27 23:04
CPC Classifications
C; C07; C07C; C07C13/00; C07C13/02; C07C13/16; C07C13/20; C07C13/21; G; G02; G02F; G02F1/00; G02F1/35; G02F1/355; G02F1/361; G02F1/3611; G02F1/3612; C07C255/00; C07C255/01; C07C255/32; C07C255/37; C07C255/42; C07D; C07D455/00; C07D455/03; C07D455/04; G02F1/3613; G02F1/3614; C07C2601/00; C07C2601/12; C07C2601/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE2345189A1
Cited
EP0244051A2
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.