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Patents > Office : DE or Other & Applicant is inventor: Yes & CPCs : CPC B64C2700/6235 or CPC B64C2700/6295

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Office: (Click arrow to add another value)
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Tech fields:
None (365) · airplane (168) · frame (104) · design (95) · Construction (69) · stability (65) · Wings (45) · aerodynamics (39) · rudder (31) · whole (30) · fuselage (30) · Lift (29) · propulsion (28) · wheels (27) · navigation (26) · Propellers (26) · aeroplane (24) · airfoil (22) · control (22) · chassis (20)
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Supplementary to patent:
None (594) · Patent FR-1916-502839 (3) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (2) · Patent FR-1912-441089 (2) · Patent FR-1910-421136 (2) · Patent FR-1913-461629 (2) · Patent FR-1909-421311 (2) · Patent FR-1917-502839.21604 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-395148 (2) · Patent FR-1908-396470 (2) · Patent FR-1911-434281 (2) · Patent IT-1916-07-14 (2) · Patent NZ-1909-26981 (2) · Patent DE-1912-265515 (2) · Patent US-1911-994106 (2)
Related to aircraft:
Patent agent:
None (371) · Marks & Clerk (15) · None (14) · Armengaud jeune (13) · Weismann et Marx (9) · Charles Dony (7) · Dupont et Elluin (7) · Lavoix et Mosès (7) · J. Germain (7) · L. Chassevent (6) · J. Bonnet-Thirion (6) · Hyde & Heide (5) · G. Petiau (5) · Boult, Wade & Tennant (5)
National tech categories:
None (333) · FR 6.4 (206) · USPC 244/45R (48) · USPC 244/13 (29) · DE 77h.5 (13) · USPC 244/90R (8) · USPC 244/87 (7) · USPC 244/91 (5) · USPC 244/48 (5) · USPC 244/233 (4) · USPC 244/903 (4) · USPC 244/113 (4) · USPC 244/35R (4) · FR 6.3 (4)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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