Drilldown: Patents

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Patents > Office : ?? or AH or DE or IN or US & Tech fields : Propulsion or balloon & Patent agent: None & IPCs: None

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Office: (Click arrow to add another value)
Inventors:
None (12) · Johann Schütte (4) · Melvin Vaniman (4) · Alfred E. Wunderlich (3) · Richard Czygan (3) · Ralph Hazlett Upson (3) · Frederick W. Schroeder (2) · Stewart Cairncross (2) · Theodore Kornbrodt (2) · Louis Coutant Badeau (2) · Louis-Adolphe Hayot (2) · Ugo Antoni (2) · Henry Boinet (2) · Joseph Allison Steinmetz (2) · Guido Antoni (2) · Hermann Ganswindt (2) · Paul Nipkow (2)
Applicant person:
None (119) · Melvin Vaniman (3) · Richard Czygan (3) · Johann Schütte (3) · Alfred E. Wunderlich (3) · Louis Coutant Badeau (2) · Guido Antoni (2) · Joseph Allison Steinmetz (2) · Theodore Kornbrodt (2) · Louis-Adolphe Hayot (2) · Ugo Antoni (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (161)
Granted:
Supplementary to patent:
None (204) · Patent FR-1912-458772 (2) · Patent DE-1893-73799 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (56) · DE 77 (38) · DE 77h (13) · DE 77h.4 (8) · DE 77h.6 (7) · USPC 244/73R (7) · USPC 244/97 (6) · USPC 244/51 (6) · USPC 244/52 (6) · USPC 244/66 (5) · USPC 416/194 (4) · DE 77h.3 (4) · USPC 244/22 (4) · USPC 244/23R (4) · USPC 244/65 (4)
IPCs: (Click arrow to add another value)
CPCs:
None (89) · CPC B64B1/00 (22) · CPC B64C23/005 (11) · CPC B64B1/40 (11) · CPC B64C11/006 (7) · CPC B64C33/02 (6) · CPC B64C9/38 (6) · CPC B64C29/0025 (5) · CPC B64B1/62 (5) · CPC B64B1/58 (5) · CPC B64C9/00 (4) · CPC B64C11/00 (4) · CPC B64C11/001 (3) · CPC B64C27/12 (3) · CPC B64C33/00 (3) · CPC B64C39/005 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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