NL253899A - - Google Patents
Info
- Publication number
- NL253899A NL253899A NL253899DA NL253899A NL 253899 A NL253899 A NL 253899A NL 253899D A NL253899D A NL 253899DA NL 253899 A NL253899 A NL 253899A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82746359A | 1959-07-16 | 1959-07-16 | |
| US827468A US3036684A (en) | 1959-07-16 | 1959-07-16 | Toll collecting machine |
| US173355A US3149120A (en) | 1959-07-16 | 1962-02-15 | 3, 3'-dimethyl-6'-nitro-spiro |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL253899A true NL253899A (xx) |
Family
ID=27390266
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL123451D NL123451C (xx) | 1959-07-16 | ||
| NL253899D NL253899A (xx) | 1959-07-16 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL123451D NL123451C (xx) | 1959-07-16 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3149120A (xx) |
| CH (1) | CH398598A (xx) |
| GB (1) | GB889186A (xx) |
| NL (2) | NL253899A (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1394163A (fr) * | 1964-02-18 | 1965-04-02 | Saint Gobain | Compositions photochromes notamment pour la fabrication de vitrages à transmission variable |
| NL6600777A (xx) * | 1965-01-25 | 1966-07-26 | ||
| US3450531A (en) * | 1965-09-03 | 1969-06-17 | Xerox Corp | Adhesive imaging on photochromic layers |
| US3450530A (en) * | 1965-09-03 | 1969-06-17 | Xerox Corp | Photographic imaging by means of the surface tension created by photochromic materials |
| US3482973A (en) * | 1965-10-01 | 1969-12-09 | Xerox Corp | Imaging system |
| US3507563A (en) * | 1967-02-01 | 1970-04-21 | Itek Corp | Color-reversible anti-glare mirror |
| US3532638A (en) * | 1967-04-28 | 1970-10-06 | Eastman Kodak Co | Phototropic compositions |
| JPS491566A (xx) * | 1972-04-28 | 1974-01-08 |
-
0
- NL NL123451D patent/NL123451C/xx active
- NL NL253899D patent/NL253899A/xx unknown
-
1960
- 1960-07-01 GB GB23083/60A patent/GB889186A/en not_active Expired
- 1960-07-12 CH CH794960A patent/CH398598A/fr unknown
-
1962
- 1962-02-15 US US173355A patent/US3149120A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3149120A (en) | 1964-09-15 |
| NL123451C (xx) | |
| GB889186A (en) | 1962-02-07 |
| CH398598A (fr) | 1966-03-15 |