US3050992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal strength testing machine
Assignee: Harry W Dietert Co
•
Filing: 1959-02-24
•
Granted: 1962-08-28
•
Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Steinmueller
- 👤 Victor M Rowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:17
CPC Classifications
B; B22; B22C; B22C5/00; G; G01; G01N; G01N33/00; G01N33/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2030457A
Cited
DE613930C
Cited
US2354562A
Cited
US2502009A
Cited
US2620657A
Cited
US2645935A
Cited
US2768823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |