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Patents > Grant date: 1918 & Family year: 1900 - 1999

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Year granted:
Office:
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Applicant is inventor:
Tech fields:
None (228) · airplane (36) · construction (25) · frame (25) · Design (19) · wings (17) · LTA (15) · stability (14) · hybrid (10) · subsystem (10) · fuselage (9) · propellers (9) · control (8) · instrument (7) · balloon (7) · helicopter (7) · biplane (7) · propeller (7) · propulsion (7)
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Related to aircraft:
Patent agent:
None (253) · None (6) · Marks & Clerk (4) · Randolph, Jr. (4) · John P. Tarbox‎ (4) · J. S. Withers & Spooner (3) · Victor J. Evans (3) · Ch. Neulat (3) · Brewer & Son (3) · Haseltine, Lake & Co. (2) · Lewis William Goold (2) · Ch. Baudry (2) · John Liddle (2) · Mewburn, Ellis & Pryor (2) · C. A. Snow & Co. (2) · Boult, Wade & Tennant (2) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (2) · Watson E. Coleman (2) · A. M. & William Clark (2) · Munn & Co. (2)
National tech categories:
None (311) · HU V/h (11) · FR 6.4 (10) · AT 77d (6) · DE 77h.5 (3) · USPC 244/66 (2) · DE 77h.9 (2) · DE 77h.6 (2) · USPC 244/119 (2) · DE 37f.8 (2)
IPCs:
None (294) · IPC B64C1/00 (8) · IPC B64C3/00 (6) · IPC B64C27/04 (5) · IPC B64C3/38 (4) · IPC B64C17/00 (4) · IPC B64C11/20 (3) · IPC B64C25/00 (3) · IPC B64C39/00 (3) · IPC B64B1/00 (3) · IPC B64C3/18 (3) · IPC B64C13/00 (2) · IPC B64C27/10 (2) · IPC B64C3/14 (2) · IPC B64C11/00 (2) · IPC B64C11/22 (2) · IPC B64C3/26 (2)
CPCs:
None (29) · CPC B64C2700/6295 (29) · CPC B64B1/00 (23) · CPC B64C13/00 (17) · CPC B64C35/00 (15) · CPC B64C17/00 (14) · CPC B64C23/005 (13) · CPC B64C3/00 (12) · CPC B64C25/60 (12) · CPC B64C33/02 (10) · CPC B64C3/385 (10) · CPC B64B1/40 (10) · CPC B64C2001/0063 (8) · CPC B64C11/006 (8) · CPC B64C39/005 (8) · CPC B64C2700/6235 (8) · CPC B64C2001/0081 (7) · CPC B64C39/00 (7) · CPC B64C3/18 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

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