Reports of Phillips Abbott: Film Pack Adapters: Early Amateur Photography Patent reports archive Typed Manuscripts Signed bound Reports of Phillips Abbott: Film Pack Adapters: March 10, 1915, April 15, 1915, and June 2, 1915. by Abbott, Phillips Patent Attorney

Ansco. Very Good. Prompt shipment, with tracking. we ship in CLEAN SECURE NEW boxes All bound in one volume. *All reports to Ansco, Binghamton NY.First report deals with examination of Patents of: Hutchings et al, Robertson, Glover, Goddard, Glover, Goddard, Schmid various dated 1903-1913. Date stamped by Ansco March 11, 1915. 94 copies of patent drawings, 7 folding, Specification sheets for each from 1 page to 5 pages, some marked and annotated in pen/pencil. Patents shown dating from 1856 to 1913. "If on the contrary, there have been prior adapters embodying thesame general principles of construction so that Hutchings & Robertsoncan be made to occupy a position of mere improvers, then the court willnot afford them the privilege of the doctrine of mechanical equivalents..."5 pages folded lengthwise. Signed by Phillips Abbott on the last page.Carbon of Ansco's response requesting that Phillips Abbott do furtherresearch into the possible infringements, as the research dept hasexpended a great deal of effort on the project.Typed letter signed from Abbott to Ansco in re his delay in providinga "supplemental opinion." Signed by Abbott20 page report signed which concludes "I advise that you adopt theBormann Adapter No. 3 but substitute for the automatic locking deviceshown in it, the non-automatic locking device of Bormann Adapter No. 1.This will give you presumably the cheapest and Handsomest form of thethree, will free you from any probability of litigation and will precludeany claim of unfair incroachment by any competitor." Signed by AbbottTyped fair copy of Patent number 728,719 amendment dated 1902 with underlining, bracketing in red pencil .18 page typed copy with annotations underlining etc of Patent number988,872 Joseph Goddard. "Changes in specifications".Many copies of Patent drawings and specifications with annotations by Abbott bound into appropriate sections.Carbon copy of a letter from Ansco to Phillips Abbott dated May 22, 1915.indicating that they were limited to "Adapter No. 3" because of English Patents. 5 page report from Phillips Abbott in re the English Patents. Includescopies of the applicable English Patents.A rich source for the researcher in re Patent law, and Camera developmentfor the Amateur photographer.