Drilldown: Patents

Patents > Year filed: 1920 - 1929 & Grant date: 1921 & First filing: None

Use the filters below to narrow your results.

Year filed:

(There are no values for this filter)

Year granted:

(There are no values for this filter)

Office:

FR (2) · GB (6)

Inventors:

None (3) · Anton Heinen (1) · Deutsche Flugzeug Werke (1) · François-Victor Denhaut (1) · John Edward Thompson (1) · Jules Gastambide (1) · Robert Gastambide (1) · Robert-Jules-Marie-Antoine Desmons (1)

Inventor country:

CA (1) · DE (5) · FR (2)

Inventor location:

None (8)

Applicant person:

None (4) · Anton Heinen (1) · François-Victor Denhaut (1) · John Edward Thompson (1) · Jules Gastambide (1) · Robert Gastambide (1) · Robert-Jules-Marie-Antoine Desmons (1)

Applicant firm:

None (3) · Ago Flugzeugwerke G. m. b. H. (1) · Ballonhüllen Gesellschaft m.b.H. (1) · Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung (1) · Deutsche Flugzeug-Werke G. m. b. H. (1) · Zeppelin-Werke G.m.b.H. (1)

Applicant type:

None (1) · COMPANY (3) · COMPANY+INDIV (1) · INDIV (3)

Applicant is inventor:

None (3) · Yes (5)

Tech fields:

None (8)

Filing date:

January 1920 (1) · March 1920 (1) · April 1920 (1) · June 1920 (1) · July 1920 (4)

Full specification filed date:

None (8)

Application number:

None (8)

Grant date:

January 1921 (1) · March 1921 (1) · April 1921 (1) · May 1921 (2) · June 1921 (2) · September 1921 (1)

Granted:

Yes (8)

Publication date:

March 1921 (1) · April 1921 (1) · May 1921 (1) · November 1921 (1)

Supplementary to patent:

None (1) · Patent CA-1918-196108 (1) · Patent DE-1915-10-06 AGO Flugzeugwerke G. m. b. H. (1) · Patent DE-1916-03-03 Ballonhüllen Gesellschaft m.b.H. (1) · Patent DE-1918-10-24 Anton Heinen or Ballonhüllen Gesellschaft m.b.H. (1) · Patent DE-1919-319462 (1) · Patent FR-1917-493342 (1) · Patent FR-1920-509911 (1)

Related to aircraft:

1 (6) · Yes (2)

Patent agent:

None (2) · Browne & Co. (1) · F. Harlé et G. Bruneton (1) · G. F. Redfern & Co. (1) · Herbert Haddan & Co. (1) · S. Sokal (1) · W. P. Thompson & Co. (1)

Assigned to:

None (8)

National tech categories:

None (6) · FR 5.8 (1) · FR 6.4 (1)

IPCs:

None (1) · IPC B64C11/36 (1) · IPC B64C3/00 (1) · IPC B64C3/38 (1) · IPC B64C35/00 (1) · IPC B64D17/36 (1) · IPC B64D17/80 (1) · IPC B64D7/02 (1) · IPC F03D3/06 (1)

CPCs:

None (1) · CPC B64C11/36 (1) · CPC B64C3/00 (1) · CPC B64C3/38 (1) · CPC B64C35/00 (1) · CPC B64D17/36 (1) · CPC B64D17/80 (1) · CPC B64D7/02 (1) · CPC F03D3/067 (1) · CPC F05B2260/72 (1) · CPC Y02E10/74 (1)

Family year:

None (3) · 1916 (1) · 1917 (1) · 1918 (2) · 1920 (1)

First filing: (Click arrow to add another value)

Yes · No · None · Other

Cites these patents:

None (8)

Citations from after 1930:

None (8)

Number of text pages:

1 (2) · 2 (4) · 3 (1) · 4 (1)

Number of claims:

None (1) · 1 (2) · 2 (1) · 3 (3) · 4 (1)

Number of diagram pages:

None (1) · 1 (6) · 2 (1)

Number of figures:

None (1) · 1 (2) · 2 (1) · 3 (2) · 4 (1) · 8 (1)

Showing below up to 8 results in range #1 to #8.

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

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