US3130481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing a blade wheel
Assignee: Individual
•
Filing: 1960-03-11
•
Granted: 1964-04-28
•
Expires: 1980-03-11
Abstract
No abstract record available.
Inventors
- 👤 Ahlen Karl Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:45
CPC Classifications
B; B22; B22D; B22D19/00; B23; B23C; B23C3/00; B23C3/16; B23C3/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T29/49325; Y10T29/4998; Y10T29/49988; Y10T29/49989
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
METHOD OF MANUFACTURING A BLADE WHEEL BY CASTING A BLANK HAVING THE SHAPE OF A DISK PROVIDED WITH A RING OF INDIVIDUAL AXIAL PROJECTIONS, EACH OF UNIFORM WIDTH ALONG THE AXIAL LENGTH THEREOF BUT OF SLIGHTLY GREATER DIMENSIONS THAN THE FINISHED BLADE, BY MACHINING THE DISK
Claim 2
Dependent Claim
46 words
METHOD OF MANUFACTURING A BLADE WHEEL BY CASTING A BLANK HAVING THE SHAPE OF A DISK PROVIDED WITH A RING OF INDIVIDUAL AXIAL PROJECTIONS, EACH OF UNIFORM WIDTH ALONG THE AXIAL LENGTH THEREOF BUT OF SLIGHTLY GREATER DIMENSIONS THAN THE FINISHED BLADE, BY MACHINING THE DISK
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |