Patent US5336234A successfully refreshed from Google Patents.
Patent US2568719A successfully refreshed from Google Patents.
Patent US3021442A successfully refreshed from Google Patents.
US2448133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bending fixture
Assignee: Baldwin Locomotive Works
•
Filing: 1945-02-02
•
Granted: 1948-08-31
•
Expires: 1965-02-02
Abstract
No abstract record available.
Inventors
- 👤 Alexander J Yorgiadis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:47
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1518790A
Cited
US1559466A
Cited
US1678017A
Cited
US2154277A
Cited
GB493268A
Cited
US2188853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |