US3045327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabrication of blades for compressors, turbines and the like
Assignee: Stalker Corp
•
Filing: 1957-03-04
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Granted: 1962-07-24
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Expires: 1977-03-04
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Clarke
- 👤 Edward A Stalker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:34
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/78; B23; B23P; B23P15/00; B23P15/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/49336; Y10T29/49339
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2289584A
Cited
US2577336A
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US2390803A
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US2490976A
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US2662499A
Cited
US2613718A
Cited
US2675608A
Cited
US2723445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |