Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & Office: US & Number of text pages: 1-4

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Office: (Click arrow to add another value)
Inventors:
Louis Gathmann (3) · Eleazer Kempshall (3) · Frank M. Ashley (2) · Burr Frank Barnes (2) · Stewart Cairncross (2) · Estanislao Caballero de los Olivos (2) · Octave Chanute (2)
Inventor country:
Applicant person:
None (26) · Eleazer Kempshall (3) · Louis Gathmann (3) · Estanislao Caballero de los Olivos (2) · Frank M. Ashley (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (36) · propulsion (28) · frame (23) · navigation (16) · propeller (14) · balloon (13) · car (13) · parachute (11) · military (11) · kite (11) · projectile (10) · flapping (10) · stability (8) · marine propulsion (7) · fabric (7) · None (7) · cargo (6) · Windmill (6) · marine (6) · safety (6)
Full specification filed date:
Granted:
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Related to aircraft:
Patent agent:
None (41) · Munn & Co. (14) · C. A. Snow & Co. (3) · Franklin H. Hough (3) · Richards & Co. (2) · John Wedderburn (2)
National tech categories:
None (33) · USPC 244/30 (7) · USPC 244/3.23 (7) · USPC 244/153R (6) · USPC 24/713.8 (5) · USPC 244/28 (4) · USPC 244/32 (3) · USPC 244/26 (3) · USPC 244/155R (3) · USPC 244/16 (3) · USPC 104/22 (3)
CPCs:
CPC B64B1/00 (23) · CPC B64C11/48 (12) · CPC B64C27/54 (9) · CPC Y10T24/3747 (8) · CPC B64B1/40 (7) · CPC B64C11/006 (7) · CPC A63H27/08 (7) · CPC F42B10/30 (6) · CPC B63H5/10 (5) · CPC B64B1/50 (4) · CPC F03D1/025 (4) · CPC Y02E10/72 (4) · CPC Y02E10/74 (4)
First filing:
Citations from after 1930:
Number of text pages:
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