The British patent office.

_____________________________________________________________

Documents sorted by number:

UK patent 1894 # 17,908

1. Inventor: Charles Montague Linley, John Biggs and John Archer
   

2. Date: UK application 1894
   

3. Derailleur brands: Whippet
   

4. Derailleurs: none
   

UK patent 1896 # 1,570

1. Inventor: Edmund Hugh Hodgkinson
   

2. Date: UK application 1896
   

3. Derailleur brands: Gradient
   

4. Derailleurs: Gradient
   

UK patent 1897 # 16,715

1. Inventor: Edmund Hugh Hodgkinson
   

2. Date: UK application 1897
   

3. Derailleur brands: Gradient
   

4. Derailleurs: Gradient
   

UK patent 1899 # 5,317

1. Inventor: Edmund Hugh Hodgkinson
   

2. Date: UK application 1899
   

3. Derailleur brands: Gradient
   

4. Derailleurs: Gradient
   

UK patent 1899 # 18,240

1. Inventor: Charles Montague Linley
   

2. Date: UK application 1899
   

3. Derailleur brands: Whippet
   

4. Derailleurs: Whippet
   

UK patent # 382,104

1. Inventors: Alec Shuttleworth and William Hill
   

2. Date: UK application 1931
   

3. Derailleur brands: TriVelox
   

4. Derailleurs: TriVelox
   

UK patent # 407,505

1. Inventor: Louis Camillis
   

2. Date: UK application 1933
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Witmy
   

UK patent # 413,422

1. Inventor: Albert Raimond
   

2. Date: UK application 1933
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Sinclo
   

UK patent # 420,128

1. Inventor: Oscar Egg
   

2. Date: UK application 1934
   

3. Derailleur brands: Super Champion
   

4. Derailleurs: Super Champion
   

UK patent # 451,722

1. Inventors: Valentine Page and the Triumph Company Limited
   

2. Date: UK application 1935
   

3. Derailleur brands: TriVelox
   

4. Derailleurs: TriVelox A1
   

UK patent # 457,480

1. Inventor: Louis Camillis
   

2. Date: UK application 1935
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Standard
   

UK patent # 459,483

1. Inventors: Lucien Juy
   

2. Date: French application 1935, UK application 1936
   

3. Derailleur brands: Simplex
   

4. Derailleurs: Simplex Route
   

UK patent # 482,217

1. Inventor: Louis Camillis
   

2. Date: UK application 1936
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Ace
   

UK patent # 493,085

1. Inventor: Louis Camillis
   

2. Date: UK application 1937
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Poly
   

UK patent # 508,947

1. Inventor: Louis Camillis
   

2. Date: UK application 1938
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Star
   

UK patent # 509,793

1. Inventor: Louis Camillis
   

2. Date: UK application 1938
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Oppy
   

UK patent # 575,017

1. Inventor: Louis Camillis
   

2. Date: UK application 1944
   

3. Derailleur brands: Cyclo Gear Company
   

4. Derailleurs: Cyclo Olympic?
   

UK patent # 601,743

1. Inventors: Leslie Richard Bane and The Constrictor Tyre Company Ltd.
   

2. Date: UK application 1945
   

3. Derailleur brands: Constrictor, Osgear
   

4. Derailleurs: Constrictor
   

UK patent # 601,744

1. Inventors: Leslie Richard Bane and The Constrictor Tyre Company Ltd.
   

2. Date: UK application 1945
   

3. Derailleur brands: Constrictor, Osgear
   

4. Derailleurs: Constrictor prototype