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Patents > Office: US & Applicant firm: None & Tech fields: propeller

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Full specification filed date:
Application number:
None (101) · 25723218 (2)
Granted:
Supplementary to patent:
None (318) · Patent GB-1909-12556 (2)
Related to aircraft:
Patent agent:
None (149) · Munn & Co. (19) · Victor J. Evans (9) · None (6) · Watson E. Coleman (6) · R. S. & A. B. Lacey (5) · Knight Bros. (4) · Michael J. Stark & Sons (4) · B. Singer (3) · C. A. Snow & Co. (3)
National tech categories:
None (68) · USPC 244/30 (13) · USPC 244/6 (13) · USPC 244/51 (12) · USPC 244/66 (11) · USPC 244/73R (10) · USPC 244/22 (10) · USPC 244/64 (8) · USPC 244/72 (8) · USPC 244/13 (8) · USPC 244/25 (8) · USPC 244/17.21 (7)
IPCs:
None (262) · IPC B64B1/00 (16) · IPC B64C33/00 (7) · IPC B64C33/02 (7) · IPC B64C39/00 (6) · IPC B64C27/00 (5) · IPC B64C3/00 (3) · IPC B64C11/20 (3) · IPC B63H1/00 (2) · IPC B64C11/16 (2) · IPC B64C17/00 (2) · IPC B64C29/00 (2) · IPC B64C11/00 (2) · IPC B64C9/00 (2) · IPC B64B1/40 (2)
CPCs:
CPC B64B1/00 (43) · CPC B64C23/005 (26) · CPC B64C33/02 (18) · CPC B64C11/006 (17) · CPC B64C11/48 (17) · CPC B64C2700/6295 (17) · CPC B64C39/005 (15) · None (11) · CPC B64C17/00 (10) · CPC B64C27/82 (10) · CPC B63H1/12 (10) · CPC B64C39/08 (9) · CPC B64C9/00 (9) · CPC B64C27/54 (6) · CPC B64C33/00 (6) · CPC B64C11/36 (6) · CPC B64C11/001 (6) · CPC B64C3/385 (6) · CPC B63H1/04 (6) · CPC B63H5/10 (6)
First filing:
Citations from after 1930:
Number of diagram pages:

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