OFFICE OF THE SOLICITOE. 



495 



After preliminary correspondence and conferences, recommenda- 

 tion was made to the Attorney General for presecution of a firm for 

 its failure to fill out and return the food schedules as requested. 

 Wlien proceedings were -about to be instituted the firm filled out 

 and returned the scliedules and the department recommended that 

 the case be dismissed. 



MISCELLANEOUS WORK FOR THE BUREAU OF MARKETS. 



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

 Eeguhitory Announcements, and proofs of bulletins relating to the 

 work of the Bureau of Markets were prepared, approved, or revised. 

 Questions relating to the conduct of cooperative work between State 

 agencies and the department relative to marketing and other activi- 

 ies were considered in conferences and correspondence. Alleged ex- 

 cessive prices charged for thrashing in certain districts in the North- 

 western States were considered. Protests of the Spanish, Portu- 

 guese, and French Governments against the then proposed wartime 

 prohibition legislation were considered. Aid was given in the con- 

 sideration of a controversy in New York City relative to the proper 

 disposal of city garbage and of questions arising out of alleged un- 

 fair practices of several broom-corn dealers. Assistance was given 

 the bureau in the preparation of a report on the investigation of 

 grain-marketing practices in Chicago and Minneapolis. 



PATENTS. 



Thirty applications for letters patent on inventions of employees 

 of the department for dedication to the public were prepared and 

 filed. During the year 35 were allowed and 22 disallowed. 



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

 1919: 



Patents applied for bij members of the department. 



Applicant. 



Frank F. Chase 



Marion Dorset and Howard 

 J. Shore. 



Herbert C. Gore , 



Chas. S. Reeves, Provost 



Hubbard, and Riclaard 



H. Ijewis. 



John H. Clack 



Ralpli J?. Adams , 



Albert R. Merz, Wm. R. 



Ross, and John N. Ca- 



rotbers. 



Wm. B. Osborne, jr 



James E. Imrie 



Albert R. Merz and Wm. 



R. Ross. 

 Harrj'D. Gibbs 



Robert E. Prince and Otto 



Krass. 

 John R. Carothers and Wm. 



R. Ross. 

 Logan Waller Page 



Harry D. Gibbs and Coiirt- 

 ne}' Conover. 



Bureau. 



Plant Industry... 

 Animal Industry. 



Clienuslry 



Public Roads and Ru- 

 ral Engineering. 



Forest Service. 



do 



Soils 



Forest Service. 



do. 



Soils.. 



Chemistry 



Forest Service. 

 Soils 



Public Roads and Ru- 

 ral Engineering. 

 Chemistry 



Invention. 



Gravity fruit separator 



Process for the manufacture of 

 concentrated hog-cholera anti- 

 toxin. ] 



Process for preserving fruit juices 



Process for preparing water- 

 proof paving material. 



Pack frame 



Portable telephone 



Method for the recovery of phos- 

 phorous fumes evolved in the 

 volatilization method of treat- 

 ing phosphate rock. 



Device for locating the range of 

 distant objects. 



Dry kilns 



Process for the extraction of pot- 

 ash and alumina from alunite. 



Oxidizing tlie side chains of 

 aromatic hydrocarbons. 



Process for fireproofing paper 



Smelting of phosphate rock 



Concrete 



Process for the manufacture of 

 phthalac anliydnde, etc. 



Disposition of 

 application. 



Allowed. 

 Pending in inter- 

 ference. 



Allowed. 

 Pending in inter- 

 ference. 



Allowed. 



Disallowed. 



Allowed. 



Do. 



Disallowed. 

 Do. 



Allowed. 



Disallowed. 



Do. 



Do. 



Allowed. 



