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Patents > Assigned to : Albert L. Watters or Sperry Gyroscope Company or Tarbox Safety Aircraft Company or None & IPCs : IPC B64C3/00 or IPC B64C31/06 or IPC B64C39/00

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Office:
Applicant firm:
None (682) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (10) · Jacob Lohner & Co. (4) · Société Chastang frères (3) · Ago Flugzeugwerke G. m. b. H. (3) · Gothaer Waggonfabrik A. G.‎ (3) · E. Rumpler Luftfahrzeugbau G.m.b.H. (3) · Société Industrielle de Delle (3) · Société Anonyme des Établissements Nieuport (3) · Blackburn Aeroplane & Motor Co. (2) · Allgemeine Elektricitäts-Gesellschaft (2) · Luft-Verkehrs-Gesellschaft m.b.H. (2) · Sopwith Aviation Company Limited (2) · British and Colonial Aeroplane Co. (2) · Planes Ltd. (2) · Rumpler-Werke A.-G. in Berlin-Johannisthal (2) · Blackburn Aeroplane and Motor Co. (2) · Connecticut Aircraft (2)
Applicant is inventor:
Tech fields:
airplane (284) · design (164) · Frame (150) · None (129) · construction (124) · wings (119) · propulsion (82) · stability (76) · propellers (63) · Aerodynamics (60) · Lift (51) · kite (46) · fuselage (46) · control (44) · whole (40) · navigation (38) · sustentation (35) · subsystem (32) · biplane (29) · chassis (29)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (535) · Patent FR-1916-502839 (4) · Patent FR-1907-373818 (4) · Patent AT-1913-79244 (3) · Patent FR-1911-429224 (3) · Patent FR-1911-448337 (3)
Related to aircraft:
Patent agent:
None (187) · None (40) · Armengaud jeune (33) · Marks & Clerk (24) · Weismann et Marx (15) · J. Bonnet-Thirion (13) · Dupont et Elluin (13) · J. Germain (13) · E. Blétry (12) · Lavoix et Moses (10) · Boult, Wade & Tennant (10) · Haseltine, Lake & Co. (9) · Boramé et Julien (9) · L. Chassevent (8) · G. de Mestral et F. Harlé (7) · Brandon freres (7) · Munn & Co. (7)
Assigned to: (Click arrow to add another value)
National tech categories:
FR 6.4 (364) · None (202) · DE 77h.5 (34) · USPC 244/153R (17) · USPC 244/45R (13) · FR 6.3 (12) · USPC 244/13 (9) · DE 77h.7 (8) · FR 20.1 (8) · USPC 244/48 (8) · DE 77 (8) · DE 77h.11 (6) · FR 5.3 (6) · USPC 244/70 (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (294) · CPC B64C2700/6295 (264) · CPC B64C3/00 (202) · CPC B64C2700/6235 (97) · CPC B64C2700/6233 (64) · CPC B64C39/005 (62) · CPC A63H27/08 (47) · CPC B64C39/08 (43) · CPC B64C39/008 (25) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C3/385 (10) · None (7) · CPC A63H27/087 (6) · CPC B64C3/56 (4) · CPC B64C3/40 (4) · CPC B64C3/18 (4) · CPC B64C39/062 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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