604 



ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



plaints of allef^ed discriminations by farm implement manufacturers 

 against farmers' organizations. 



Assistance was gi^en to an employee of the Bureau of Markets in 

 two actions for damages growing out of his activities as a Govern- 

 ment ollicial in connection witli the distribution of ha}- and feed in 

 the drought-stricken areas in Montana. After various conferences 

 and correspondence one of tlie cases was compromised and plaintiff 

 dismissed the other. 



MISCELLANEOUS WORK FOR THE BUREAU OF MARKETS. 



Various letters, memoranda, news items, manuscripts, service, and 

 regulatory announcements, and proofs of bulletins (including an 

 elaborate bulletin on future trading), relating to the work of the 

 Bureau of Markets, were prepared, approved, or revised. Questions 

 relating to the conduct of cooperative work between the grain cor- 

 poration and State agencies and this department were considered 

 in conferences and correspondence. Consideration was given to the 

 form and manner of operation of cooperative agricultural associa- 

 tions. Aid was given in the consideration of the provisions of the 

 New York State law in the matter of the cold storage of fish, of 

 questions arising out of alleged unfair practices of certain organiza- 

 tions of milk producers, and of questions arising out of alleged grain 

 exchange manipulations. 



PATENTS. 



Twenty-two applications for letters patent on inventions of em- 

 ployees of the department for dedication to the public were prepared 

 and filed. During the year 17 were allowed and 10 disallowed. 



The following table shows the status of applications on June 30, 

 1920 : 



Patents applied for by members of the department. 



Applicant. 



Bureau. 



Invention. 



Disposition of 

 application. 



Marion Dorset and 

 Howard J. Shore. 



Chas. S. Reeves, Pro- 

 vost Ilubbard, and 

 Richard H. Lewis. 



Wm. G. Taggart 



J. A. Ambler and H. 



Gibbs. 

 G. Archie Russell... 



Geo. R. Goergens 



Bohartand Gibbs 



Yoder and Langley — 

 Ambler, Lubs, and 

 Gibbs. 



J. N. Carothers 



R. F. Gardiner 



H. D. Gibbs and E. Q. 



Adams. 

 H.D. Gibbs 



Wise and Adams. 

 Gibbs A- Ambler.. 

 G. E. Sanders 



Animal industry 



Public Roads and Rural 

 Engineering. 



Chemistry. 



Process for the manufacture of 

 concentrated bog-cholera anti- 

 toxin. 



Process for preparing water- 

 proof paving material. 



Method of manufacturing de- 

 colorizing carbon. 



Process for the manufacture of 

 naphthalene sulphonic acids. 



Tree trimming and harvesting 

 machines. 



Panoramic camera attachment. . 



Manufacture of hydrochloric acid 



Cane stripping comb 



Manufacture of cymeno sul- 

 phonic acid. 



Soils ' Manufactiu'e of nitrogen fertilizer 



do ; Manufacture of synthetic am- 

 monia. 

 Chemistry Process of sublimation 



Plant Industry. 



Publications... 



Chomistrv 



Plant Industry. 

 Chemistry 



.do. 



do 



do 



Entomology. 



Process of purifying anthracine 



press cake. 

 Photographic sensitizing dyes... 



Benzene sulphonic acid 



New insecticide 



Disallowed. 



Do. 



Pending in inter- 

 ference. 

 Do. 



Pending. 



Do. 



Disallowed. 

 Allowed. 

 Do. 



Disallowed. 

 Allowed. 



Pending in inter- 

 ference. 

 Disallowed. 



Allowed. 



DisaUowed. 



Allowed. 



