Drilldown: Patents

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Patents > Year filed: 1840 - 1849 & Inventor country: US & Number of claims: 0-10

Use the filters below to narrow your results.

Year filed:
1840 (1) · 1841 (1) · 1843 (1) · 1845 (1) · 1846 (1) · 1847 (1)
Year granted:
1840 (1) · 1841 (1) · 1844 (1) · 1845 (1) · 1846 (1) · 1847 (1)
Office:
US (6)
Inventors:
Caleb Pratt (1) · Daniel Deshon II (1) · Horace Everett (1) · Matthew W. King (1) · Samuel B. Howd (1) · Thomas Willis Pratt (1) · William Zimmerman (1)
Inventor country: (Click arrow to add another value)
Applicant person:
Caleb Pratt (1) · Daniel Deshon II (1) · Horace Everett (1) · Matthew W. King (1) · Samuel B. Howd (1) · Thomas Willis Pratt (1) · William Zimmerman (1)
Applicant firm:
None (6)
Applicant type:
INDIV (6)
Applicant is inventor:
Yes (6)
Tech fields:
construction (1) · hydraulic propeller (1) · marine (1) · marine propeller (1) · paddle wheel (1) · paddle wheels (1) · piston (1) · sails (1) · structure (1) · water propellers (1) · windmills (1)
Filing date:
None (1) · 1840 (1) · 1841 (1) · 1843 (1) · 1845 (1) · 1847 (1)
Full specification filed date:
None (6)
Application number:
None (6)
Grant date:
1840 (1) · 1841 (1) · 1844 (1) · 1845 (1) · 1846 (1) · 1847 (1)
Granted:
Yes (6)
Publication date:
April 4, 1844 (1)
Supplementary to patent:
None (5) · Patent US-June-9-1843 (1)
Related to aircraft:
.5 (1) · 0 (3) · 1 (1) · Partially (1)
Patent agent:
None (6)
Assigned to:
None (6)
National tech categories:
None (1) · US2 class 11 (1) · USPC 40/90 (1) · USPC 416/108 (1) · USPC 416/116 (2) · USPC 416/200R (1) · USPC 416/202 (1)
IPCs:
None (4) · IPC A01H5/00 (2)
CPCs:
CPC B63H1/04 (2) · CPC B63H1/12 (1) · CPC B64C11/006 (3) · CPC B64C11/48 (1) · CPC B64C27/12 (1) · CPC E01D15/127 (1) · CPC F03D11/00 (1) · CPC Y02E10/722 (1)
Family year:
1840 (1) · 1841 (1) · 1843 (1) · 1844 (1) · 1845 (1) · 1846 (1)
First filing:
No (1) · Yes (5)
Cites these patents:
None (6)
Citations from after 1930:
None (5) · 25 (1)
Number of text pages:
1 (3) · 2 (3)
Number of claims:
1 (6)
Number of diagram pages:
1 (5) · 2 (1)
Number of figures:
1 (2) · 3 (2) · 5 (1) · 7 (1)

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