FR2291978B1 - - Google Patents
Info
- Publication number
- FR2291978B1 FR2291978B1 FR7535463A FR7535463A FR2291978B1 FR 2291978 B1 FR2291978 B1 FR 2291978B1 FR 7535463 A FR7535463 A FR 7535463A FR 7535463 A FR7535463 A FR 7535463A FR 2291978 B1 FR2291978 B1 FR 2291978B1
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/914—Transfer or decalcomania
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
- Y10T428/249995—Constituent is in liquid form
- Y10T428/249997—Encapsulated liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52598974A | 1974-11-21 | 1974-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2291978A1 FR2291978A1 (fr) | 1976-06-18 |
| FR2291978B1 true FR2291978B1 (esLanguage) | 1979-06-01 |
Family
ID=24095455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7535463A Granted FR2291978A1 (fr) | 1974-11-21 | 1975-11-20 | Derives de 2-phenyl-1,2,3-triazolofluorane, leur preparation et leur utilisation |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3996406A (esLanguage) |
| JP (2) | JPS5174025A (esLanguage) |
| AU (1) | AU8657375A (esLanguage) |
| BE (1) | BE835765A (esLanguage) |
| DE (1) | DE2550368A1 (esLanguage) |
| FR (1) | FR2291978A1 (esLanguage) |
| GB (1) | GB1473434A (esLanguage) |
| IT (1) | IT1052341B (esLanguage) |
| NL (1) | NL7513657A (esLanguage) |
| ZA (1) | ZA756675B (esLanguage) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000087A (en) * | 1974-07-29 | 1976-12-28 | Moore Business Forms, Inc. | Microcapsules useful in carbonless copying systems and process for their preparation |
| US4143891A (en) * | 1976-12-29 | 1979-03-13 | Transkirt Corporation | Negotiable document |
| US4169183A (en) * | 1977-03-03 | 1979-09-25 | Moore Business Forms, Inc. | 9-Dialkylamino-spiro [6H-[1]benzopyrano[3,2-g]quinoline-6,1'(3'H)-isobenzofuran]-3'-one compounds and pressure-sensitive recording system therewith |
| US5154668A (en) * | 1989-04-06 | 1992-10-13 | Schubert Keith E | Single paper sheet forming a two-sided copy of information entered on both sides thereof |
| US5224897A (en) * | 1989-04-06 | 1993-07-06 | Linden Gerald E | Self-replicating duplex forms |
| US5248279A (en) * | 1989-04-06 | 1993-09-28 | Linden Gerald E | Two-sided, self-replicating forms |
| US5137494A (en) * | 1989-11-13 | 1992-08-11 | Schubert Keith E | Two-sided forms and methods of laying out, printing and filling out same |
| US5395288A (en) * | 1989-04-06 | 1995-03-07 | Linden; Gerald E. | Two-way-write type, single sheet, self-replicating forms |
| US5135437A (en) * | 1989-11-13 | 1992-08-04 | Schubert Keith E | Form for making two-sided carbonless copies of information entered on both sides of an original sheet and methods of making and using same |
| US5127879A (en) * | 1989-04-06 | 1992-07-07 | Schubert Keith E | Apparatus for recordkeeping |
| US6280322B1 (en) | 1989-11-13 | 2001-08-28 | Gerald E. Linden | Single sheet of paper for duplicating information entered on both surfaces thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1553291A (esLanguage) * | 1967-01-27 | 1969-01-10 | ||
| ES379854A1 (es) * | 1969-05-23 | 1972-09-01 | Fuji Photo Film Co Ltd | Mejoras en la fabricacion de papel copiador, sensible a la presion. |
| US3642514A (en) * | 1970-04-27 | 1972-02-15 | Nisso Kako Co Ltd | Pressure-sensitive copying sheet utilizing stabilized crystal violet lactone, method of making and method of making composition |
| DE2417798C3 (de) * | 1974-04-11 | 1982-03-25 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Röntgengenerator mit einer Drehanoden-Röntgenröhre, zwei Hochspannungserzeugern und einer Hochspannungsschalt- und Regelröhre |
-
1975
- 1975-10-13 GB GB4188475A patent/GB1473434A/en not_active Expired
- 1975-10-23 ZA ZA00756675A patent/ZA756675B/xx unknown
- 1975-10-23 US US05/625,169 patent/US3996406A/en not_active Expired - Lifetime
- 1975-11-10 DE DE19752550368 patent/DE2550368A1/de active Pending
- 1975-11-13 AU AU86573/75A patent/AU8657375A/en not_active Expired
- 1975-11-20 JP JP13968375A patent/JPS5174025A/ja active Pending
- 1975-11-20 IT IT5231275A patent/IT1052341B/it active
- 1975-11-20 BE BE162032A patent/BE835765A/xx unknown
- 1975-11-20 FR FR7535463A patent/FR2291978A1/fr active Granted
- 1975-11-21 NL NL7513657A patent/NL7513657A/xx not_active Application Discontinuation
-
1976
- 1976-12-10 JP JP14861476A patent/JPS5290312A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5174025A (en) | 1976-06-26 |
| JPS5290312A (en) | 1977-07-29 |
| BE835765A (fr) | 1976-03-16 |
| AU8657375A (en) | 1977-05-19 |
| NL7513657A (nl) | 1976-05-25 |
| IT1052341B (it) | 1981-06-20 |
| US3996406A (en) | 1976-12-07 |
| FR2291978A1 (fr) | 1976-06-18 |
| DE2550368A1 (de) | 1976-05-26 |
| ZA756675B (en) | 1976-10-27 |
| GB1473434A (en) | 1977-05-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |