US2446089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for stretch forming elongated articles
Assignee: ThyssenKrupp Budd Co
•
Filing: 1943-12-16
•
Granted: 1948-07-27
•
Expires: 1963-12-16
Abstract
No abstract record available.
Inventors
- 👤 Hochreiter Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:19
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US537550A
Cited
US969986A
Cited
US1264248A
Cited
US1272999A
Cited
US1299292A
Cited
US1377150A
Cited
US1504106A
Cited
US1710261A
Cited
US1570815A
Cited
US1775762A
Cited
US2006468A
Cited
US2022915A
Cited
US2269549A
Cited
US2292731A
Cited
US2275619A
Cited
US2305850A
Cited
US2342745A
Cited
US2318344A
Cited
US2327440A
Cited
US2301960A
Cited
US2346213A
Cited
US2371587A
Cited
US2326470A
Cited
US2378413A
Cited
US2357027A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |