FR2316769B1 - - Google Patents
Info
- Publication number
- FR2316769B1 FR2316769B1 FR7620318A FR7620318A FR2316769B1 FR 2316769 B1 FR2316769 B1 FR 2316769B1 FR 7620318 A FR7620318 A FR 7620318A FR 7620318 A FR7620318 A FR 7620318A FR 2316769 B1 FR2316769 B1 FR 2316769B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/20—Liquids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/20—Liquids
- H01S3/213—Liquids including an organic dye
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752529903 DE2529903A1 (de) | 1975-07-04 | 1975-07-04 | Farbstofflaser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2316769A1 FR2316769A1 (fr) | 1977-01-28 |
| FR2316769B1 true FR2316769B1 (US07860544-20101228-C00003.png) | 1980-05-30 |
Family
ID=5950671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7620318A Granted FR2316769A1 (fr) | 1975-07-04 | 1976-07-02 | Laser a colorant |
Country Status (7)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2700292C2 (de) * | 1977-01-05 | 1981-09-24 | Bayer Ag, 5090 Leverkusen | Verwendung von bestimmten Bisstyryl-phenyl- oder -biphenyl- Verbindungen sowie deren Metall- oder organischen Ammoniumsalzen zur Erzeugung einer kohärenten Laseremission |
| DE2700293A1 (de) * | 1977-01-05 | 1978-07-06 | Bayer Ag | Farbstofflaser |
| DE3408028A1 (de) * | 1984-03-05 | 1985-09-12 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verwendung von substituierten und unsubstituierten ringueberbrueckten para-oligophenylenen als uv-laserfarbstoffe |
| US5041238A (en) * | 1986-02-18 | 1991-08-20 | Exciton Chemical Company | o,o'-Bridged oligophenylene laser dyes, dyestuff lasers and methods of lasing therewith |
| US5037578A (en) * | 1986-02-18 | 1991-08-06 | Exciton Chemical Company | O,O'-bridged oligophenylene laser dyes and dyestuff lasers and method of lasing therewith |
| US5111472A (en) * | 1989-06-08 | 1992-05-05 | The United States Of America As Represented By The United States Department Of Energy | Fluorinated laser dyes |
| WO2003055638A1 (en) | 2001-12-24 | 2003-07-10 | Digimarc Id Systems, Llc | Laser etched security features for identification documents and methods of making same |
| US7728048B2 (en) | 2002-12-20 | 2010-06-01 | L-1 Secure Credentialing, Inc. | Increasing thermal conductivity of host polymer used with laser engraving methods and compositions |
| US7694887B2 (en) | 2001-12-24 | 2010-04-13 | L-1 Secure Credentialing, Inc. | Optically variable personalized indicia for identification documents |
| CN1316421C (zh) * | 2001-12-24 | 2007-05-16 | 数字Id系统有限公司 | 激光刻印方法和组合物以及上面有激光刻印的制品 |
| ATE552120T1 (de) | 2001-12-24 | 2012-04-15 | L 1 Secure Credentialing Inc | Verdeckte variableninformationen auf id- dokumenten und verfahren zu ihrer herstellung |
| US7815124B2 (en) | 2002-04-09 | 2010-10-19 | L-1 Secure Credentialing, Inc. | Image processing techniques for printing identification cards and documents |
| EP1459246B1 (en) | 2001-12-24 | 2012-05-02 | L-1 Secure Credentialing, Inc. | Method for full color laser marking of id documents |
| US7824029B2 (en) | 2002-05-10 | 2010-11-02 | L-1 Secure Credentialing, Inc. | Identification card printer-assembler for over the counter card issuing |
| AU2003298731A1 (en) | 2002-11-26 | 2004-06-18 | Digimarc Id Systems | Systems and methods for managing and detecting fraud in image databases used with identification documents |
| US7763179B2 (en) * | 2003-03-21 | 2010-07-27 | Digimarc Corporation | Color laser engraving and digital watermarking |
| WO2004095348A2 (en) | 2003-04-16 | 2004-11-04 | Digimarc Corporation | Three dimensional data storage |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA960453A (en) * | 1970-03-30 | 1975-01-07 | Eastman Kodak Company | Organic dye lasing compositions |
| DE2421607A1 (de) * | 1974-05-04 | 1975-11-13 | Bayer Ag | Farbstofflaser |
| DE2460491A1 (de) * | 1974-12-20 | 1976-07-01 | Hoechst Ag | Verfahren zur herstellung von xanthenfarbstoffen |
-
1975
- 1975-07-04 DE DE19752529903 patent/DE2529903A1/de not_active Withdrawn
-
1976
- 1976-06-30 NL NL7607198A patent/NL7607198A/xx not_active Application Discontinuation
- 1976-07-01 GB GB27450/76A patent/GB1518884A/en not_active Expired
- 1976-07-02 JP JP51077989A patent/JPS529391A/ja active Pending
- 1976-07-02 FR FR7620318A patent/FR2316769A1/fr active Granted
- 1976-07-02 US US05/702,080 patent/US4100509A/en not_active Expired - Lifetime
- 1976-07-02 CH CH853576A patent/CH604392A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2316769A1 (fr) | 1977-01-28 |
| DE2529903A1 (de) | 1977-01-27 |
| NL7607198A (nl) | 1977-01-06 |
| CH604392A5 (US07860544-20101228-C00003.png) | 1978-09-15 |
| US4100509A (en) | 1978-07-11 |
| GB1518884A (en) | 1978-07-26 |
| JPS529391A (en) | 1977-01-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |