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ARTICLE 1

1 . FROM THE DATE OF ACCESSION , SUCH INFORMATION AS HAS BEEN COMMUNICATED TO MEMBER STATES , PERSONS AND UNDERTAKINGS IN ACCORDANCE WITH ARTICLE 13 OF THE EURATOM TREATY , SHALL BE PLACED AT THE DISPOSAL OF THE UNITED KINGDOM , WHICH SHALL GIVE IT LIMITED DISTRIBUTION WITHIN ITS TERRITORY UNDER THE CONDITIONS LAID DOWN IN THAT ARTICLE .

2 . FROM THE DATE OF ACCESSION , THE UNITED KINGDOM SHALL PLACE AT THE DISPOSAL OF THE EUROPEAN ATOMIC ENERGY COMMUNITY AN EQUIVALENT VOLUME OF INFORMATION IN THE SECTORS SET OUT IN THE ANNEXED LIST . THIS INFORMATION WILL BE SET FORTH IN DETAIL IN A DOCUMENT TRANSMITTED TO THE COMMISSION . THE COMMISSION SHALL COMMUNICATE THIS INFORMATION TO COMMUNITY UNDERTAKINGS UNDER THE CONDITIONS LAID DOWN IN THE ABOVE-MENTIONED ARTICLE .

3 . IN VIEW OF THE COMMUNITY'S GREATER INTEREST IN CERTAIN SECTORS , THE UNITED KINGDOM SHALL LAY SPECIAL EMPHASIS ON THE TRANSMISSION OF INFORMATION IN THE FOLLOWING SECTORS :

_ FAST REACTOR RESEARCH AND DEVELOPMENT ( INCLUDING SAFETY ) ;

_ FUNDAMENTAL RESEARCH ( APPLICABLE TO REACTOR TYPES ) ;

_ REACTOR SAFETY ( OTHER THAN FAST REACTORS ) ;

_ METALLURGY , STEEL , ZIRCONIUM ALLOYS AND CONCRETE ;

_ COMPATIBILITY OF STRUCTURAL MATERIALS ;

_ EXPERIMENTAL FUEL FABRICATION ;

_ THERMOHYDRODYNAMICS ;

_ INSTRUMENTATION .

ARTICLE 2

1 . IN THOSE FIELDS IN WHICH THE UNITED KINGDOM PLACES INFORMATION AT THE DISPOSAL OF THE COMMUNITY , THE COMPETENT AUTHORITIES , AT PRESENT THE UNITED KINGDOM ATOMIC ENERGY AUTHORITY AND THE UNITED KINGDOM GENERATING BOARDS , SHALL GRANT UPON REQUEST LICENCES ON COMMERCIAL TERMS TO MEMBER STATES , PERSONS AND UNDERTAKINGS OF THE COMMUNITY WHERE THEY POSSESS EXCLUSIVE RIGHTS TO PATENTS FILED IN THE MEMBER STATES OF THE COMMUNITY AND IN SO FAR AS THEY HAVE NO OBLIGATION OR COMMITMENT IN RESPECT OF THIRD PARTIES TO GRANT OR OFFER TO GRANT AN EXCLUSIVE OR PARTIALLY EXCLUSIVE LICENCE TO THE RIGHTS IN THESE PATENTS .

2 . WHERE AN EXCLUSIVE OR PARTIALLY EXCLUSIVE LICENCE HAS BEEN GRANTED , THE UNITED KINGDOM SHALL ENCOURAGE AND FACILITATE THE GRANTING OF SUBLICENCES ON COMMERCIAL TERMS TO THE MEMBER STATES , PERSONS AND UNDERTAKINGS OF THE COMMUNITY BY THE HOLDERS OF SUCH LICENCES .

SUCH EXCLUSIVE OR PARTIALLY EXCLUSIVE LICENCES SHALL BE GRANTED ON A NORMAL COMMERCIAL BASIS .

ANNEX

LIST OF SECTORS REFERRED TO IN ARTICLE 1 ( 2 )

I . BASIC SCIENCE

_ REACTOR PHYSICS

_ BASIC WORK IN METALLURGY AND CHEMISTRY

_ WORK ON ISOTOPES

_ CHEMICAL ENGINEERING

II . REACTORS

( A ) RESEARCH AND DEVELOPMENT ON REACTOR SYSTEMS

( B ) OPERATING EXPERIENCE WITH MAGNOX REACTORS ( INCLUDING RESEARCH ON REACTOR OPERATION )

( C ) REACTOR SAFETY ( EXCEPT FAST REACTORS )

( D ) FAST REACTOR RESEARCH AND DEVELOPMENT ( INCLUDING SAFETY )

( E ) OPERATING EXPERIENCE WITH MATERIALS-TESTING REACTORS .

III . MATERIALS AND COMPONENTS

( A ) GRAPHITE AND COOLANT CHEMISTRY

( B ) COMPATIBILITY OF STRUCTURAL MATERIALS FOR REACTORS

( C ) STEEL AND CONCRETE ( INCLUDING CORROSION ) ; WELDING AND WELD TESTS

( D ) EXPERIMENTAL FUEL FABRICATION AND EVALUATION OF FUEL DESIGN AND PERFORMANCE

( E ) HEAT EXCHANGE

( F ) METALLURGY

IV . INSTRUMENTATION ( INCLUDING HEALTH PHYSICS INSTRUMENTATION )

V . RADIOBIOLOGY

VI . MARINE PROPULSION