Drilldown: Patents

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Patents > Full specification filed date: 1917 & Grant date: 1919 & Number of diagram pages: 2-4

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Year filed:
(There are no values for this filter)
Year granted:
(There are no values for this filter)
Office:
GB (12)
Inventors:
None (1) · Arthur Alexander Dashwood Lang (1) · Charles Marie von Eugen (1) · Edward Eugene Brown (1) · Frederick Arthur Ellis Jr. (1) · Frederick Arthur Ellis Sr. (1) · Frederick James Hargreaves (1) · Harry Letchford (1) · Henry Fowler (1) · James Edwin Ellor (1) · John William Copley (1) · Murray Fraser Sueter (1) · Richard Fitz Power (1) · Thomas Sloper (1) · Thomas Sopwith (1)
Inventor country:
GB (12)
Inventor location:
None (11) · England (1) · Hants (1) · South Farnborough (1)
Applicant person:
Arthur Alexander Dashwood Lang (1) · Charles Marie von Eugen (1) · Edward Eugene Brown (1) · Frederick Arthur Ellis Jr. (1) · Frederick Arthur Ellis Sr. (1) · Frederick James Hargreaves (1) · Harry Letchford (1) · Henry Fowler (1) · James Edwin Ellor (1) · John William Copley (2) · Murray Fraser Sueter (1) · Richard Fitz Power (1) · Thomas Sloper (1) · Thomas Sopwith (1)
Applicant firm:
None (8) · Blackburn Aeroplane & Motor Co. (1) · Blackburn Aeroplane and Motor Co. (2) · Sopwith Aviation Company (1)
Applicant type:
COMPANY (1) · COMPANY + INDIV (1) · COMPANY+INDIV (2) · INDIV (8)
Applicant is inventor:
None (1) · No (3) · Yes (8)
Tech fields:
None (2) · aerial propellers (1) · airplane (1) · airships (1) · construction (2) · control (1) · frame (2) · gas valves (1) · longerons (1) · LTA (1) · metal (1) · motors (1) · propellers (2) · propulsion (1) · spars (1) · subsystem (1) · tailplane (1) · wings (1)
Filing date:
July 1916 (2) · August 1916 (1) · November 1916 (2) · January 1917 (2) · February 1917 (1) · April 1917 (1) · July 1917 (1) · September 1917 (2)
Full specification filed date:
February 1917 (2) · April 1917 (1) · May 1917 (1) · June 1917 (1) · July 1917 (3) · September 1917 (1) · November 1917 (1) · December 1917 (2)
Application number:
None (2) · 1012016 (1) · 1079517 (1) · 1181516 (1) · 1329917 (1) · 1330017 (1) · 1561916 (1) · 1710916 (1) · 180617 (1) · 3936/18 (1) · 94717 (1)
Grant date:
April 1919 (3) · May 1919 (5) · June 1919 (1) · July 1919 (2) · August 1919 (1)
Granted:
Yes (12)
Publication date:
August 14, 1919 (1)
Supplementary to patent:
None (12)
Related to aircraft:
1 (10) · Yes (2)
Patent agent:
Arthur C. Downing (1) · Boult, Wade & Tennant (2) · Brewer & Son (2) · Eric W. Walford (1) · H. G. Law (1) · Marks & Clerk (1) · None (1) · Page & Rowlingson (1) · Phillipss (1) · W. H. Beck & Co. (1)
Assigned to:
None (12)
National tech categories:
None (12)
IPCs:
IPC B64B1/58 (1) · IPC B64C1/00 (1) · IPC B64C1/08 (1) · IPC B64C11/04 (1) · IPC B64C11/30 (1) · IPC B64C11/36 (1) · IPC B64C13/00 (1) · IPC B64C17/00 (1) · IPC B64C25/60 (1) · IPC B64C3/00 (1) · IPC B64C3/18 (1) · IPC CPC B64C13/00 (1) · IPC F41G11/00 (1) · IPC F41G3/00 (1)
CPCs:
CPC B64B1/58 (1) · CPC B64C1/08 (1) · CPC B64C11/04 (1) · CPC B64C11/303 (1) · CPC B64C11/36 (1) · CPC B64C13/00 (1) · CPC B64C17/00 (1) · CPC B64C25/60 (1) · CPC B64C2700/6218 (1) · CPC B64C2700/6233 (1) · CPC B64C2700/6256 (1) · CPC B64C3/00 (1) · CPC B64C3/18 (1) · CPC B64C3/185 (1) · CPC B64F2700/6242 (1) · CPC F41G11/00 (1) · CPC F41G3/00 (1)
Family year:
(There are no values for this filter)
First filing:
Yes (12)
Cites these patents:
None (11) · Patent GB-1917-116984 (1)
Citations from after 1930:
None (5) · 1 (1)
Number of text pages:
2 (1) · 3 (5) · 5 (2) · 6 (2) · 7 (2)
Number of claims:
None (1) · 2 - 4 (2) · 4 - 13 (9)
Number of diagram pages:
2 (9) · 3 (3)
Number of figures:
2 - 6 (3) · 6 - 7 (2) · 7 - 30 (7)

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