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Patents > Office : BE or US & Applicant firm: None & CPCs: None

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Office: (Click arrow to add another value)
Inventor country:
Applicant firm: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (248) · Airplane (172) · design (89) · LTA (77) · propulsion (74) · propellers (62) · stability (49) · wings (47) · frame (42) · control (40) · aerodynamics (35) · hybrid (30) · construction (30) · navigation (25) · helicopter (25) · rudder (24) · lift (23) · sustentation (23) · military (20) · parachute (20)
Granted:
Supplementary to patent:
None (569) · Patent BE-1907-199348 (15) · 1 (7) · Patent BE-1913-255172 (3) · Patent BE-1907-197626 (3) · Patent BE-1913-259683 (2) · Patent US-1916-1208684 (2) · Patent BE-1910-225558 (2) · Patent BE-1909-218585 (2) · 1911-05-09 (2) · Patent FR-1911-430455 (2) · Patent FR-1913-468076 (2) · Patent FR-1911-426626 (2) · 1911-02-14 (2) · Patent FR-1913-467415 (2) · navigation (2) · Patent FR-1900-299924 (2) · 1912-01-23 (2)
Patent agent:
None (508) · A. Wunderlich & Cie, Ingénieurs-Conseils (25) · Raclot (21) · Duvinage (21) · J. Gevers (15) · De Visscher et Graetz (11) · 1 (9) · Kirkpatrick (8) · E. et G. Bede (8) · Biebuyck (8) · Raclot et Cie (6) · Gernaert (5) · Verhaeghen (4) · None (4) · Munn & Co. (4) · Borghans-von Kilch et Cie (4) · Wunderlich (4)
Assigned to:
None (679) · 1 (31)
National tech categories:
BE K (278) · None (157) · USPC 244/147 (18) · USPC 244/139 (18) · USPC 244/153R (17) · USPC 244/142 (16) · USPC 244/149 (12) · USPC 244/3.23 (11) · USPC 244/53A (10) · USPC 244/144 (7) · 1 (6) · USPC 244/65 (6) · USPC 244/3.1 (6) · USPC 89/1.51 (5) · USPC 244/138R (5) · USPC 244/63 (5) · USPC 244/143 (4) · USPC 244/155R (4) · USPC 244/3.14 (4)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:

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