Drilldown: Patents

Patents > Year filed: 1890 - 1899 & Number of text pages: 3-20 & Number of diagram pages: 5

Use the filters below to narrow your results.

Year filed:

1891 (2) · 1895 (1)

Year granted:

1891 (1) · 1892 (1) · 1895 (1)

Office:

GB (1) · US (2)

Inventors:

Burr Frank Barnes (1) · James Constant Walker (1) · Thomas Macdonald (1)

Inventor country:

GB (1) · US (2)

Inventor location:

None (3)

Applicant person:

None (3)

Applicant firm:

None (3)

Applicant type:

None (3)

Applicant is inventor:

Yes (3)

Tech fields:

None (3)

Filing date:

1891 (2) · 1895 (1)

Full specification filed date:

February 26, 1895 (1)

Application number:

None (3)

Grant date:

1891 (1) · 1892 (1) · 1895 (1)

Granted:

Yes (3)

Publication date:

None (3)

Supplementary to patent:

None (3)

Related to aircraft:

Yes (3)

Patent agent:

None (1) · 396044 (1) · Franklin H. Hough (1)

Assigned to:

None (2) · USPC 244/12.1 (1)

National tech categories:

None (2) · USPC 244/64 (1)

IPCs:

None (3)

CPCs:

None (1) · CPC B64C23/005 (1) · CPC B64C31/04 (1)

Family year:

None (1) · 1891 (1) · 1895 (1)

First filing:

None (1) · No (2)

Cites these patents:

None (3)

Citations from after 1930:

None (3)

Number of text pages:

3 (2) · 4 (1)

Number of claims:

3 (1) · 4 (1) · 9 (1)

Number of diagram pages:

5 (3)

Number of figures:

7 (1) · 8 (2)

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