Drilldown: Patents

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Patents > Applicant type : 1 or COMAPNY+INDIV or INDIV or INDIV + COMPANY & National tech categories : USPC 244/80 or None & CPCs: CPC B64C33/00

Use the filters below to narrow your results.

Year filed:
None (5) · 1880 - 1889 (1) · 1900 - 1909 (18) · 1910 - 1919 (34)
Year granted:
None (6) · 1880 - 1889 (1) · 1900 - 1909 (12) · 1910 - 1919 (34) · 1920 - 1929 (5)
Office:
DE (3) · FR (17) · GB (31) · US (7)
Inventors:
Richard A. Engler (2) · Franz Xaver Wels (2)
Inventor country:
None (12) · AT (3) · CH (1) · DE (9) · ES (1) · FR (11) · GB (9) · RO (1) · SE (1) · US (10)
Applicant person:
Franz Xaver Wels (2) · Richard A. Engler (2)
Applicant firm:
None (58)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
No (2) · Yes (56)
Tech fields:
None (37) · aerodynamics (2) · airplane (2) · airship (2) · ascension (1) · Avion (1) · Construction (1) · control (1) · design (6) · engine (1) · equilibrium (1) · flapping (8) · frame (3) · glider (3) · HTA (3) · human-powered (3) · hybrid (5) · hydroaeroplane (1) · hydrotriplane (1) · lift (3) · LTA (1) · marine (1) · military (1) · navigation (2) · ornithopter (6) · ornithopters (1) · propellers (1) · propulsion (5) · rudder (2) · safety (1) · springs (1) · stability (3) · sustentation (2) · sustention (1) · Texture (1) · triplane (1) · water (1) · wings (8)
Filing date:
1880 - 1889 (1) · 1900 - 1909 (19) · 1910 - 1919 (38)
Full specification filed date:
None (51) · 1909 (2) · 1910 (2) · 1913 (3)
Application number:
None (2)
Grant date:
None (17) · 1880 - 1889 (1) · 1900 - 1909 (6) · 1910 - 1919 (27) · 1920 - 1929 (7)
Granted:
None (1) · No (10) · Yes (47)
Publication date:
None (54) · 1908 (1) · 1910 (1) · 1912 (2)
Supplementary to patent:
None (49) · Patent AT-1912-75092 (2) · Patent DE-1910-05-25 Richard Blum (1) · Patent DE-1912-7-15 (1) · Patent FR-1909-402329 (1) · Patent FR-1910-419140 (1) · Patent GB-1909-9303 (1) · Patent GB-1913-4191 (2) · Patent US-1909-940701 (1) · Patent US-1912-1031461 (1)
Related to aircraft:
None (12) · 1 (25) · Yes (21)
Patent agent:
None (46) · Allison Bros. (1) · B. E. Dunbar Kilburn (1) · Carl Tewes (1) · Cruikshank & Fairweather, Limited (1) · Cruikshank & Fairweather, Ltd. (1) · E. W. Pitman (1) · F. M. Mellor (1) · Lavoix et Mosès (1) · Mewburn, Ellis & Pryor (1) · Page & Rowlingson (1) · W. P. Thompson & Co. (2)
Assigned to:
None (58)
National tech categories: (Click arrow to add another value)
IPCs:
None (39) · IPC B64C3/38 (1) · IPC B64C33/00 (18) · IPC B64C33/02 (2)
CPCs: (Click arrow to add another value)
Family year:
None (1) · 1880 - 1889 (1) · 1900 - 1909 (18) · 1910 - 1919 (38)
First filing:
No (25) · Yes (33)
Cites these patents:
None (57) · Patent GB-1908-17150 (1)
Citations from after 1930:
None (2) · 1 (1) · 2 (1)
Number of text pages:
None (37) · 2 - 3 (6) · 3 - 5 (8) · 5 - 11 (7)
Number of claims:
None (37) · 1 - 5 (9) · 5 - 7 (5) · 7 - 12 (7)
Number of diagram pages:
None (37) · 1 - 2 (6) · 2 - 3 (5) · 3 - 8 (10)
Number of figures:
None (39) · 2 - 5 (2) · 5 - 8 (6) · 8 - 10 (5) · 10 - 30 (6)

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