US2607213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shot peening test fixture
Assignee: Timken Detroit Axle Co
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Filing: 1949-01-24
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Granted: 1952-08-19
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Expires: 1969-01-24
Abstract
No abstract record available.
Inventors
- 👤 Carl E Barton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:56
CPC Classifications
C; C21; C21D; C21D7/00; C21D7/02; C21D7/04; C21D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |