Drilldown: Patents

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Patents > Assigned to: None & Citations from after 1930: 2-2000 & Number of text pages: 2

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Office:
Inventors:
Spencer Heath (4) · None (2) · Louis Gathmann (2) · Joseph Vanorio (2) · John J. Rectenwald (2) · Georges Barbaudy (2)
Inventor country:
Inventor location:
None (157) · Los Angeles (3) · London (3) · Ohio (3) · Wisconsin (2) · New Jersey (2) · New York state (2)
Applicant person:
Spencer Heath (4) · None (3) · John J. Rectenwald (2) · John William Rapp (2) · Louis Gathmann (2) · Georges Barbaudy (2)
Applicant is inventor:
Tech fields:
None (30) · propeller (29) · LTA (16) · military (16) · kite (14) · frame (12) · projectile (12) · airplane (11) · Stability (11) · propulsion (11) · parachute (9) · Safety (8) · cargo (6) · helicopter (6) · propellers (6) · balloon (6) · construction (6)
Full specification filed date:
Application number:
None (86) · 25723218 (2)
Granted:
Related to aircraft:
Patent agent:
Munn & Co. (18) · None (15) · None (12) · Victor J. Evans (8) · Marks & Clerk (3) · Joshua R. H. Potts (3) · Christy and Christy (2) · Mason, Fenwick & Lawrence (2) · Herbert Haddan & Co. (2) · E. E. Vrooman (2) · H. C. Evert & Co. (2) · C. Bauman (2) · Eric W. Walford (2) · L. Chassevent (2) · Joseph F. O'Brien (2) · James L. Norris (2) · Armengaud jeune (2)
Assigned to: (Click arrow to add another value)
National tech categories:
None (82) · FR 6.4 (11) · USPC 244/3.23 (10) · USPC 244/153R (8) · USPC 244/155R (4) · USPC 244/119 (4) · USPC 244/35R (3) · USPC 244/63 (3) · USPC 244/60 (2) · USPC 416/117 (2) · USPC 416/113 (2) · USPC 244/66 (2) · USPC 244/3.3 (2) · FR 6.2 (2) · USPC 244/52 (2) · FR 20.1 (2) · USPC 244/32 (2)
IPCs:
None (113) · IPC B64B1/00 (7) · IPC F42B10/00 (6) · IPC B64C11/20 (5) · IPC B64C31/06 (5) · IPC B63H1/12 (4) · IPC B64C31/00 (4) · IPC B64C39/00 (3) · IPC B64C33/00 (3) · IPC B64C3/00 (3) · IPC B64C23/00 (3) · IPC B64C5/04 (2) · IPC B64C3/56 (2) · IPC B64C29/00 (2) · IPC B64C25/00 (2) · IPC B64C13/00 (2) · IPC B64C3/18 (2) · IPC B64C1/08 (2) · IPC B64B1/62 (2)
CPCs:
CPC A63H27/08 (10) · CPC B64C11/48 (9) · CPC F42B10/30 (7) · None (6) · CPC Y02E10/74 (6) · CPC B64C27/54 (6) · CPC B64B1/00 (6) · CPC B64C11/006 (5) · CPC B64C2700/6295 (5) · CPC F03D3/00 (5) · CPC B63H5/10 (5) · CPC B63H1/12 (4) · CPC B64C13/00 (4) · CPC B64C23/005 (4) · CPC B64C27/463 (4) · CPC B64C27/82 (4) · CPC B64C3/00 (4) · CPC F05B2260/96 (4) · CPC B64C39/08 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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