Drilldown: Patents

Patents > Year granted: 1923 & Number of claims: 4

Use the filters below to narrow your results.

Year filed:

1916 (1) · 1918 (1) · 1922 (2)

Year granted:

(There are no values for this filter)

Office:

DE (1) · US (3)

Inventors:

Ernst Heinkel (1) · Franz Friedrick Kruckenberg (1) · George Francis Myers (1) · Harry L. Tanner (1)

Inventor country:

DE (2) · US (2)

Inventor location:

None (3) · Heidelberg (1) · Mannheim-Rheinau (1)

Applicant person:

Ernst Heinkel (1) · Franz Friedrick Kruckenberg (1) · George Francis Myers (1) · Harry L. Tanner (1)

Applicant firm:

None (2) · Luftfahrzeugbau Schütte-Lanz (1) · Sperry Gyroscope Company (1)

Applicant type:

None (1) · COMPANY+INDIV (1) · INDIV (2)

Applicant is inventor:

None (1) · Yes (3)

Tech fields:

airplane (1) · ballast (1) · design (1) · frame (1) · gyroscope (1) · HTA (2) · instrument (1) · LTA (2) · magnet (1) · marine (1) · navigation (1) · wings (1)

Filing date:

1916 (1) · 1918 (1) · 1922 (2)

Full specification filed date:

None (4)

Application number:

None (3) · 13235916 (1)

Grant date:

April 1923 (1) · May 1923 (1) · June 1923 (1) · November 1923 (1)

Granted:

Yes (4)

Publication date:

November 9, 1923 (1)

Supplementary to patent:

None (2) · Patent DE-1921-384750 (1) · Patent US-1909-1485349 (1)

Related to aircraft:

1 (4)

Patent agent:

None (3) · Herbert H. Thompson (1)

Assigned to:

None (2) · Luftfahrzeugbau Schütte-Lanz (1) · Sperry Gyroscope Company (1)

National tech categories:

None (3) · DE 77h.5 (1)

IPCs:

IPC B64B1/40 (1) · IPC B64C1/26 (1) · IPC B64C3/38 (1) · IPC G01C19/36 (1)

CPCs:

CPC B64B1/40 (1) · CPC B64C1/26 (1) · CPC B64C3/385 (1) · CPC G01C19/36 (1) · CPC Y10T74/1204 (1)

Family year:

None (1) · 1909 (1) · 1918 (1) · 1922 (1)

First filing:

None (2) · No (2)

Cites these patents:

None (4)

Citations from after 1930:

None (4)

Number of text pages:

2 (2) · 3 (1) · 7 (1)

Number of claims:

4 (4)

Number of diagram pages:

1 (3) · 5 (1)

Number of figures:

3 (1) · 4 (2) · 19 (1)

Showing below up to 4 results in range #1 to #4.

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