Drilldown: Patents

Jump to navigation Jump to search
Patents > Office: US & Tech fields : Flapping or propeller

Use the filters below to narrow your results.

Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (408) · Patent US-1916-1208684 (2) · Patent GB-1909-12556 (2)
Related to aircraft:
Patent agent:
None (149) · Munn & Co. (36) · Victor J. Evans (15) · None (12) · Watson E. Coleman (6) · H. C. Everett Co. (5) · Michael J. Stark & Sons (4) · Knight Bros. (4) · C. A. Snow & Co. (4) · John P. Tarbox (3) · B. Singer (3) · Franklin H. Hough (3) · R. S. & A. B. Lacey (3) · Joshua R. H. Potts (3)
Assigned to:
None (409)
National tech categories:
None (84) · USPC 244/22 (35) · USPC 244/64 (20) · USPC 244/28 (19) · USPC 244/72 (17) · USPC 244/30 (14) · USPC 244/51 (12) · USPC 244/6 (12) · USPC 244/66 (11) · USPC 244/11 (11) · USPC 244/73R (10) · USPC 244/13 (9) · USPC 244/20 (8) · USPC 244/26 (8) · USPC 244/35R (7) · USPC 244/87 (7)
IPCs:
None (347) · IPC B64C33/00 (18) · IPC B64B1/00 (14) · IPC B64C33/02 (10) · IPC B64C11/04 (6) · IPC B64C39/00 (5) · IPC B64C27/00 (3) · IPC B64C11/20 (3) · IPC B64C3/00 (3) · IPC B64B1/40 (3) · IPC B64C11/00 (3) · IPC B64C17/00 (2) · IPC B64C27/54 (2) · IPC B64C29/00 (2) · IPC B64C11/16 (2) · IPC B64C31/00 (2) · IPC B64C3/56 (2) · IPC B64C31/04 (2) · IPC B64C9/00 (2) · IPC B63H1/00 (2)
CPCs:
CPC B64B1/00 (59) · CPC B64C33/02 (57) · CPC B64C23/005 (25) · CPC B64C11/006 (23) · CPC B64C39/005 (20) · CPC B64C11/48 (16) · CPC B64C2700/6295 (16) · CPC B64C33/00 (14) · None (12) · CPC B64C17/00 (10) · CPC B64C39/08 (10) · CPC B64C31/04 (10) · CPC B64C9/00 (9) · CPC B63H1/12 (9) · CPC B64C27/82 (9) · CPC B63H1/04 (7) · CPC B64C3/385 (7) · CPC B64C11/36 (7) · CPC B64B1/40 (7) · CPC B64C11/065 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 250 results in range #1 to #250.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

P


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)