Drilldown: Patents

Patents > Filing date: April 1918 & Number of text pages: 4-50000000

Use the filters below to narrow your results.

Year filed:

(There are no values for this filter)

Year granted:

1918 (3) · 1919 (3) · 1920 (4) · 1923 (1)

Office:

FR (2) · GB (5) · US (4)

Inventors:

Calvin Pearson (1) · Charles-Augustin Carlier (1) · George C. St. Louis (1) · George Hodges (1) · George R. Van Auken (1) · Herbert Wiley Hetherington (1) · Hugh Oswald Short (1) · John P. Tarbox (1) · Joseph Cordner (1) · Richard Fitz Power (1) · Wilfred Ambrose Wilson (1) · William L. Gilmore‎ (1)

Inventor country:

None (1) · FR (1) · GB (3) · IE (1) · NZ (1) · US (4)

Inventor location:

None (9) · Lille (1) · Minneapolis, Minnesota (1) · Minnesota (1) · Nord (1)

Applicant person:

None (1) · Calvin Pearson (1) · Charles-Augustin Carlier (1) · George C. St. Louis (1) · George Hodges (1) · George R. Van Auken (1) · Herbert Wiley Hetherington (1) · Hugh Oswald Short (1) · John P. Tarbox (1) · Joseph Cordner (1) · Richard Fitz Power (1) · Wilfred Ambrose Wilson (1)

Applicant firm:

None (10) · Curtiss Aeroplane (1)

Applicant type:

None (2) · INDIV (9)

Applicant is inventor:

No (1) · Yes (10)

Tech fields:

None (11)

Filing date:

April 1, 1918 (1) · April 3, 1918 (1) · April 5, 1918 (2) · April 11, 1918 (1) · April 15, 1918 (2) · April 18, 1918 (1) · April 20, 1918 (1) · April 25, 1918 (1) · April 29, 1918 (1)

Full specification filed date:

October 28, 1918 (1) · November 15, 1918 (1) · November 20, 1918 (1)

Application number:

22602118 (1) · 226843/18 (1) · 22684818 (1) · 22937018 (1) · 503180D (1) · 504617D (1) · 567918 (1) · 636018 (1) · 639118 (1) · 670318 (1) · 698218 (1)

Grant date:

1918 (2) · 1919 (4) · 1920 (4) · 1923 (1)

Granted:

Yes (11)

Publication date:

June 4, 1920 (1) · July 10, 1920 (1)

Supplementary to patent:

None (11)

Related to aircraft:

1 (10) · Yes (1)

Patent agent:

None (1) · Armengaud jeune (1) · Brewer & Son (1) · Browne & Co. (1) · Gerry S. Webster (1) · H. D. Fitzpatrick & Co. (1) · Haseltine, Lake & Co. (1) · John P. Tarbox (1) · Lancaster and Allumine (1) · Marks & Spencer (1) · None (1)

Assigned to:

None (9) · Curtiss Aeroplane and Motor Corporation (2)

National tech categories:

None (9) · FR 6.4 (1) · USPC 244/218 (1)

IPCs:

None (1) · IPC B64C25/44 (1) · IPC B64C3/00 (1) · IPC B64C3/54 (1) · IPC B64C33/02 (2) · IPC B64C39/00 (5) · IPC B64C9/00 (1) · IPC B64D27/00 (1)

CPCs:

CPC B64C25/445 (1) · CPC B64C2700/6243 (1) · CPC B64C2700/6295 (1) · CPC B64C3/54 (1) · CPC B64C3/546 (1) · CPC B64C33/02 (3) · CPC B64C39/00 (2) · CPC B64C39/005 (1) · CPC B64C39/008 (1) · CPC B64C39/08 (1) · CPC B64C9/00 (1) · CPC B64D27/00 (1) · CPC B64D2700/62789 (1) · CPC Y02T50/145 (1)

Family year:

(There are no values for this filter)

First filing:

Yes (11)

Cites these patents:

None (8) · 124822 (1) · 131068 (1) · 140080 (1) · Patent US-1916-1195290 (1) · serial number 97533 (1)

Citations from after 1930:

None (1) · 1 (3) · 2 (1)

Number of text pages:

4 (7) · 5 (2) · 6 (1) · 7 (1)

Number of claims:

2 - 7 (4) · 7 - 20 (7)

Number of diagram pages:

1 (3) · 2 (2) · 3 (4) · 4 (1) · 5 (1)

Number of figures:

2 - 6 (4) · 6 - 20 (7)

Showing below up to 11 results in range #1 to #11.

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