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Patents > National tech categories : DE 77h or USPC 244/22 or None & Number of diagram pages: 3-50000000

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Office:
Applicant is inventor:
Tech fields:
Airplane (102) · None (82) · stability (67) · frame (66) · propulsion (61) · design (48) · LTA (47) · construction (45) · wings (38) · navigation (37) · propellers (35) · control (33) · propeller (26) · flapping (24) · Hybrid (23) · marine (22) · ornithopter (22) · helicopter (21) · Airship (21) · whole (21)
Application number:
Granted:
Supplementary to patent:
None (375) · Patent GB-1903-27212 (3) · Patent GB-1913-2294 (2) · Patent AU-1916-630 (2) · Patent AU-1914-14892 (2) · Patent GB-1911-19430 (2) · Patent US-1910-984076 (2) · Patent US-1914-1368226 (2) · Patent FR-1916-502839 (2)
Patent agent:
None (120) · Marks & Clerk (23) · Boult, Wade & Tennant (18) · None (17) · Brewer & Son (13) · Haseltine, Lake & Co. (12) · Munn & Co. (10) · Herbert Haddan & Co. (8) · Wheatley & Mackenzie (7) · John P. Tarbox (7) · A. M. & William Clark (6) · Lewis William Goold (5) · Victor J. Evans (5) · Jensen & Son (5) · Abel & Imray (5) · J. Owden O'Brien (5) · W. P. Thompson & Co. (5) · Chatwin, Herschell & Co. (4) · H. D. Fitzpatrick & Co. (4) · Randolph, Jr. (4)
National tech categories: (Click arrow to add another value)
IPCs:
None (233) · IPC B64C17/00 (33) · IPC B64C39/00 (30) · IPC B64C1/00 (30) · IPC B64C33/00 (13) · IPC B64C3/38 (12) · IPC B64C35/00 (12) · IPC B64C3/00 (11) · IPC B64C27/04 (9) · IPC B64C23/00 (9) · IPC B64C17/06 (7) · IPC B64C33/02 (7) · IPC B64B1/00 (7) · IPC B64C3/54 (6) · IPC B64C13/00 (6) · IPC B64C11/00 (6) · IPC B64C3/18 (5) · IPC B64C27/10 (5) · IPC B64C13/24 (5) · IPC B64C25/00 (5)
CPCs:
None (84) · CPC B64C17/00 (38) · CPC B64C33/02 (32) · CPC B64C2700/6295 (21) · CPC B64C13/00 (18) · CPC B64C2700/6218 (18) · CPC B64B1/00 (16) · CPC B64C35/00 (15) · CPC B64C23/005 (15) · CPC B64C3/00 (14) · CPC B64C39/00 (14) · CPC B64C11/006 (13) · CPC B64C39/005 (12) · CPC B64C33/00 (12) · CPC B64C2700/6212 (8) · CPC B64C2700/6235 (8) · CPC B64C2700/6256 (8) · CPC B64C3/385 (8) · CPC B64C39/08 (8)
First filing:
Cites these patents:
None (474) · 1 (2)
Citations from after 1930:
Number of diagram pages:

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