US2464459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe-bending machine
Assignee: MARIETTA MANUFACTURING Co
•
Filing: 1946-10-31
•
Granted: 1949-03-15
•
Expires: 1966-10-31
Abstract
No abstract record available.
Inventors
- 👤 George R Newlon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:36
CPC Classifications
B; B21; B21D; B21D7/00; B21D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1170227A
Cited
US1559454A
Cited
GB264275A
Cited
US1865025A
Cited
US2018040A
Cited
US2382266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |