Patent US-1912-1033662
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Tech categories:
- CPC F04D29/384 Blades characterised by form
- CPC Y02T70/122 Air lubrication, air cavity systems
Patent family descending from Patent US-1912-1033662
- Patent US-1912-1033662 (English title: Propeller, Filing date: 1912-04-10, National tech categories: USPC 416/237 • USPC 114/67A)
- Patent GB-1912-10157 (English title: Propeller, Supplementary to patent: Patent US-1912-1033662, Filing date: 1912-04-29)
- Patent FR-1912-444288 (English title: Improvements to propellers, Supplementary to patent: Patent US-1912-1033662, Filing date: 1912-05-25, National tech categories: FR 6.2)
- Inventor location: San Antonio, TX, US
- Assignee locations: James W. Happle - Sanderson, TX; Robert E. Johnson - Pecos, TX; Le Grand Merriman - Pecos, TX; Charles H. Merriman - New York City
- Witnesses as shown on the final text page: J. L. McAuliffe and John P. Davis
- Note: Blake assigns "forty-eight one-hundredths" of the rights to the assignees, thereby retaining the majority share himself.
Sources
- Patent 1033662 document and bibliographic info on espacenet
- Patent 1033662 at google patents
| Year filed | 1912 |
|---|---|
| Year granted | 1912 |
| Office | FR |
| Patent number | 444288 |
| Inventors | David Henderson Blake |
| Inventor country | US |
| Inventor location | San Antonio, TX, Bexar county, TX, Texas |
| Applicant person | David Henderson Blake |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Propeller |
| English title | Propeller |
| Tech fields | propellers |
| Filing date | April 10, 1912 |
| Full specification filed date | |
| Application number | |
| Grant date | July 23, 1912 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | 689699 |
| Patent agent | Munn & Co. |
| Assigned to | James W. Happle, Robert E. Johnson, Le Grand Merriman, Charles H. Merriman, David H. Blake |
| National tech categories | USPC 416/237, USPC 114/67A |
| IPCs | |
| CPCs | CPC F04D29/384, CPC Y02T70/122 |
| Family year | 1912 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 2 |
| Number of figures | 5 |
| Number of claims | 3 |
