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
Application number
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.)
Publication of NL253899A publication Critical patent/NL253899A/xx
Priority claimed from US827468A external-priority patent/US3036684A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D263/00Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/52Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
    • C07D263/54Benzoxazoles; Hydrogenated benzoxazoles
    • C07D263/56Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/685Compositions 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)
NL253899D 1959-07-16 NL253899A (sv)

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 (sv)

Family

ID=27390266

Family Applications (2)

Application Number Title Priority Date Filing Date
NL253899D NL253899A (sv) 1959-07-16
NL123451D NL123451C (sv) 1959-07-16

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL123451D NL123451C (sv) 1959-07-16

Country Status (4)

Country Link
US (1) US3149120A (sv)
CH (1) CH398598A (sv)
GB (1) GB889186A (sv)
NL (2) NL123451C (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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 (sv) * 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 (sv) * 1972-04-28 1974-01-08

Also Published As

Publication number Publication date
CH398598A (fr) 1966-03-15
NL123451C (sv)
US3149120A (en) 1964-09-15
GB889186A (en) 1962-02-07

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