US2548381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fatigue testing machine
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1945-08-28
•
Granted: 1951-04-10
•
Expires: 1965-08-28
Abstract
No abstract record available.
Inventors
- 👤 Benjamin J Lazan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:08
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/32; G01N2291/00; G01N2291/02; G01N2291/028; G01N2291/02827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE22416E
Cited
US1526045A
Cited
US1952379A
Cited
GB464082A
Cited
US2220164A
Cited
US2361396A
Cited
US2215958A
Cited
GB530853A
Cited
US2496632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |