Drilldown: Patents

Patents > Filing date: October 1917 & Citations from after 1930: None & Number of claims: 9

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:

AT (1) · US (1)

Inventors:

Albert Simon (1) · Lawrence Burst Sperry (1)

Inventor country:

DE (1) · US (1)

Inventor location:

None (1) · Berlin (1) · Berlin-Charlottenburg (1)

Applicant person:

Albert Simon (1) · Lawrence Burst Sperry (1)

Applicant firm:

None (1) · Lawrence Sperry Aircraft Company, Inc. (1)

Applicant type:

COMPANY + INDIV (1) · INDIV (1)

Applicant is inventor:

No (1) · Yes (1)

Tech fields:

airplane (1) · balloon (1) · biplane (1) · compartments (1) · design (2) · frame (1) · gas (1) · landing (1) · LTA (1) · propellers (1) · safety (1) · skids (1) · whole (1)

Filing date:

October 19, 1917 (1) · October 20, 1917 (1)

Full specification filed date:

None (2)

Application number:

None (1) · 19738817 (1)

Grant date:

September 1919 (1) · September 1920 (1)

Granted:

Yes (2)

Publication date:

February 25, 1920 (1)

Supplementary to patent:

None (2)

Related to aircraft:

1 (1) · Yes (1)

Patent agent:

None (1) · Herbert H. Thompson (1)

Assigned to:

None (1) · Lawrence Sperry Aircraft Company, Inc. (1)

National tech categories:

None (1) · AT 77d (1)

IPCs:

IPC B64B1/08 (1) · IPC B64C9/00 (1)

CPCs:

None (1) · CPC B64C2700/6243 (1) · CPC B64C9/00 (1)

Family year:

(There are no values for this filter)

First filing:

Yes (2)

Cites these patents:

None (2)

Citations from after 1930:

None (2)

Number of text pages:

3 (1) · 4 (1)

Number of claims:

9 (2)

Number of diagram pages:

1 (2)

Number of figures:

5 (1) · 6 (1)

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