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Patents > Tech fields : ornithopter or stability & First filing: No

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Patent agent:
None (219) · Armengaud jeune (34) · Marks & Clerk (15) · Haseltine, Lake & Co. (15) · None (15) · E. Blètry (11) · Abel & Imray (11) · J. Germain (10) · Lavoix et Mosès (9) · Schwab (8) · Chassevent (8) · Charles Dony (7) · Hippolyte Josse (6) · J. Bonnet-Thirion (6) · Gaston Rose (5) · C. Baumann (5) · Brandon frères (5) · H. Bœttcher fils (5)
National tech categories:
FR 6.4 (267) · None (149) · HU V/h (30) · BE K (23) · FR 6.3 (20) · AT 77d (15) · DE 77h.5 (11) · CH 129b (7) · DK 77 (7) · RU Group V (6) · IT 8 (6) · DE 77 (6) · USPC 244/45R (4) · USPC 244/22 (3) · USPC 244/78.1 (3) · AU 90.3 (3) · USPC 244/90R (3) · USPC 244/93 (3) · USPC 244/79 (3)
IPCs:
None (244) · IPC B64C17/00 (148) · IPC B64C1/00 (115) · IPC B64C39/00 (25) · IPC B64C17/06 (25) · IPC B64B1/00 (21) · IPC B64C33/02 (21) · IPC B64C33/00 (12) · IPC B64C3/38 (11) · IPC B64B1/40 (8) · IPC B64C13/00 (7) · IPC B64B1/58 (6) · IPC B64C3/54 (5) · IPC B64C31/06 (5) · IPC B64C25/00 (4) · IPC B64C23/00 (3) · IPC B64C3/52 (3) · CPC B64C17/00 (3)
CPCs:
None (175) · CPC B64C17/00 (163) · CPC B64C2700/6218 (58) · CPC B64C2700/6212 (28) · CPC B64C2700/6214 (28) · CPC B64C17/06 (28) · CPC B64C33/02 (26) · CPC B64B1/00 (23) · CPC B64C39/00 (22) · CPC B64C2700/6216 (22) · CPC B64C2700/6295 (21) · CPC B64C13/00 (17) · CPC B64C3/385 (13) · CPC B64C33/00 (12) · CPC B64C1/00 (9) · CPC B64C2700/6219 (9) · CPC B64C2700/6256 (8) · CPC B64B1/40 (8) · CPC B64C23/005 (7) · CPC A63H27/08 (7)
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