International business machines corporation (24)

Technology for education solutions pty ltd (20)

Deutsche telekom ag (16)

Affinity education group pty limited (12)

Fifth generation systems, inc. (12)

Learning dimensions network pty ltd (11)

Nch corporation a delaware corporation (11)

Browning-ferris industries, inc. (10)

John paul college (10)

Bae systems plc (9)

Mwr holdings, llc (9)

Distribution central pty ltd (8)

Reggio emilia ip holding pty ltd (8)

Set sale realty pty ltd (8)

Investigation systems pty ltd (7)

National computer systems pte ltd (7)

Nova professional services pty ltd (7)

Australian institute of building (6)

Inner range pty. ltd. (6)

Noble homes pty ltd (6)

Powerpak group pty ltd (6)

Scholastic inc (6)

Seek limited (6)

Technology partners pty ltd (6)

Wilson learning worldwide inc (6)

Arco (qld) pty ltd (5)

Affinity education group limited (5)

Allied grain systems pty ltd (5)

Csr building products limited (5)

Enlog pacific holdings pty ltd (5)

Fortress systems pty ltd (5)

G8 education limited (5)

Global learning pty ltd (5)

Goodstart early learning ltd (5)

Hickory travel systems inc. (5)

Hume city council (5)

Inner range pty ltd (5)

Interactive pty ltd (5)

Johnson & johnson (5)

Journey early learning australia pty ltd (5)

Management systems certification global pty ltd (5)

Paragon care limited (5)

Recording for the blind & dyslexic incorporated a new jersey not-for-profit corporation (5)

Safetyrecap pty ltd (5)

Sea world, inc. (5)

Spectrum fire pty limited (5)

Team management systems ip pty ltd (5)

Telstra corporation limited (5)

Think & learn private limited (5)

Acacia ip pty ltd (4)

Advanced mobile power systems pty ltd (4)

Adam and noah pty ltd (4)

Anpac data systems pty ltd (4)

Australian broadcasting corporation (4)

Capral limited (4)

Cargarton industries pty ltd (4)

Carlton & united breweries (nsw) pty limited (4)

Casl financial services pty ltd (4)

Childbiz pty ltd (4)

Cisco technology, inc. a california corporation (4)

Coventry group ltd (4)

E i du pont de nemours and company (4)

Edge early learning holdings pty ltd (4)

Elmtown pty ltd (4)

Ernst & whinney international (4)

Evolve early education pty ltd (4)

Kastle australia llc (4)

Leapfrog enterprises, inc. a delaware corporation (4)

Liquid learning group pty ltd (4)

Mars inc (4)

Metal manufactures ltd (4)

Metriss pty ltd (4)

Nsm childcare pty ltd as trustee for the zazs childcare trust (4)

North supply business communications systems pty ltd (4)

Nova systems pty ltd (4)

Nursing australia (holdings) pty ltd (4)

Onesteel trading pty ltd (4)

Parexgroup sa (4)

Profile systems holdings pty ltd as the trustee for profile systems holdings trust (4)

Paschal-werk g. maier gmbh (4)

Pathfinder learning systems corporation (4)

Rise early learning pty ltd (4)

Ruck & maul pty ltd as trustee for eales family trust (4)

Studco australia pty ltd (4)

Southbank advertising services pty ltd (4)

Spraying systems australia pty ltd (4)

Spraying systems co. (4)

Story house group holdings pty ltd (4)

Tru flo pumping systems pty ltd (4)

A j grant group pty ltd (3)

Acs technology (3)

Altec college pty ltd (3)

Ame systems (vic) pty ltd (3)

Acquire learning & careers pty ltd (3)

Acquire learning pty ltd (3)

Advanced lifestyle international pty ltd (3)

Alchemy systems design pty ltd (3)

Aldridge traffic systems pty ltd (3)

Allara investments pty limited (3)

Aluminium industries of australia pty ltd (3)

Aoraki corporation limited (3)

Aspire training and consulting limited (3)

Asset applicators pty ltd (3)

Aust computer evaluation consultants pty ltd. (3)

Australian football league (3)

Automated road rehabilitation business systems pty ltd (3)

Bhp engineering pty ltd (3)

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Bawm pty ltd (3)

Brain boost pty ltd (3)

Brainex corporation (3)

Bunnings group limited (3)

Burdens australia pty ltd (3)

Car audio direct pty ltd (3)

Cgu insurance limited (3)

Carr-white investments pty ltd (3)

Catalyst australia pty ltd (3)

Clover early learning centre pty ltd (3)

Crop systems international pty ltd (3)

Cypher learning, inc. (3)

David jones limited (3)

Dexion (australia) pty ltd (3)

Discovery education, inc. (3)

Dorling kindersley limited (3)

Dulux australia ltd (3)

Dynamic data systems pty ltd (3)

Ec licensing pty ltd (3)

Elc one early education group pty ltd (3)

Elc one early education group pty ltd (3)

Early learning group pty ltd (3)

Early learning rituals pty ltd (3)

Echobrow pty ltd (3)

Ecowater systems llc a limited liability company of delaware (3)

Elisa systems pty ltd (3)

Ella bache college pty ltd (3)

Enviro framing systems pty ltd (3)

Excel technology group pty ltd (3)

F r pulford & son pty ltd (3)

Freshwater systems australia pty ltd (3)

Fern holdings pty ltd (3)

Franchise control systems pty limited (3)

G8 education limited (3)

Haulpak electrical pty ltd (3)

Highfields gardens childcare pty ltd (3)

I s systems pty limited (3)

Imd - international institute for management development (3)

Indicina pty ltd (3)

Integrated clinical systems, inc. (3)

Internet security systems, inc. a georgia corporation (3)

Internet world publishing systems pty ltd (3)

Invention sales productions b.V. (3)

Jei corporation (3)

John cotter and associates pty ltd (3)

K mart australia ltd (3)

K2 systems ag (3)

Kee inc. (3)

Learning resources, inc. (3)

Learning tree international inc a delaware corporation (3)

Life learning aotearoa limited (3)

Liferaft systems australia pty limited (3)

Literacy technologies pty ltd (3)

Little penguin early education management pty ltd (3)

M & s springwater p/l (3)

Meriden school (3)

Metfold industries pty ltd (3)

Majers corporation (3)

Marley new zealand limited (3)

Mcgraw-hill global education holdings, llc (3)

Megalind pty ltd (3)

Mindsets learning inc. (3)

Nl tucker & associates pty ltd (3)

Netra holdings pty ltd (3)

New horizons education corporation (3)

New horizons education corporation a delaware corporation (3)

Nomad travel equipment pty ltd (3)

Oneschool global ltd (3)

Open universities australia pty ltd (3)

Outschool, inc. (3)

Pacific energy group holdings ltd (3)

Paving protection systems (international) limited (3)

Pirelli spa (3)

Pollak learning alliance pty ltd (3)

Profitune international pty ltd (3)

Pulse logistics systems pty ltd (3)

River sands pty ltd (3)

Sahingoz pty ltd (3)

Syrinx systems pty ltd (3)

Scope systems pty ltd (3)

Select ticketing systems inc. (3)

Senco products, inc. (3)

Septic systems australia pty ltd (3)

Societe executive transports (3)

Southtech systems pty ltd (3)

St columba anglican school council incorporated (3)

Steelspan storage systems international pty limited (3)

Stepping stones ventures pty ltd (3)

Stramit corporation pty limited (3)

Think childcare limited (3)

Tlc aged care pty ltd (3)

Trans.L systems pty ltd (3)

Team systems (vic) pty. ltd. (3)

Technology transfer council (3)

The australian institute of building (3)

The crown in right of the commonwealth of australia c/- the department of education and training (3)

The crown in the right of the state of queensland c/- the department of education and training (3)

The george lucas educational foundation (3)

The little tikes company (3)

The smith family (3)

The sydney city telephone company pty ltd (3)

Thomson learning licensing corporation a florida corporation (3)

Thrive care systems pty ltd (3)

Ucs group pty ltd (3)

Ultraplast pty ltd (3)

Uni-vite australia pty ltd (3)

Unique people pty ltd (3)

Virtual supply logistics pty limited (3)

Vision systems limited (3)

Vital learning corporation a delaware corporation (3)

Ward 6 pty ltd (3)

Wizard automotive systems pty ltd (3)

World hair systems pty ltd (3)

Adidas international marketing bv (3)

Phoenix steel sales pty ltd (3)

1edtech consortium, inc. a delaware non-profit corporation (2)

3228 cc ops pty ltd (2)

3m company a delaware corporation (2)

3si security systems, inc. a delaware corporation (2)

4d systems pty ltd (2)

833 enterprises pty ltd (2)

A & a fabrications pty ltd (2)

A-mark ind pty ltd (2)

A.C.N. 601 273 821 pty. ltd (2)

Aarg group pty ltd (2)

Accoras limited (2)

Advanced mining production systems pty ltd (2)

Advanced piping systems pty ltd (2)

Airborne acquisition, inc., a delaware corporation (2)

All saints education pty. ltd. (2)

Ao ip (education) pty ltd (2)

Ava enterprises inc. a california corporation (2)

Able to do pty (2)

Ablecare pty ltd (2)

Acacia distribution pty ltd (2)

Academy of learning (pty) limited (2)

Accelerated learning worldwide (2)

Accelerated reading & learning pty ltd (2)

Acco world corporation (2)

Adecco sa (2)

Adult learning australia (2)

Advance metal products (aust) pty ltd (2)

Advanced cleaning systems pty ltd (2)

Advanced well technologies pty ltd (2)

Agere systems inc. a delaware corporation (2)

Alloy handling systems limited (2)

Alocit australasia pty ltd (2)

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Class 42 (1030)

Class 35 (788)

Class 16 (644)

Class 37 (606)

Class 43 (398)

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Class 11 (296)

Class 19 (249)

Class 38 (188)

Class 20 (173)

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Class 1 (76)

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Class 2 (31)

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Class 27 (16)

Class 31 (15)

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Class 14 (10)

Class 15 (9)

Class 29 (9)

Class 32 (9)

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Class 23 (3)

Class 34 (1)