US2480315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making pipe bends and the like
Assignee: TUBE TURNS Inc
•
Filing: 1946-08-17
•
Granted: 1949-08-30
•
Expires: 1966-08-17
Abstract
No abstract record available.
Inventors
- 👤 Bennett Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:36
CPC Classifications
B; B21; B21D; B21D9/00; B21D9/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1279313A
Cited
US1365198A
Cited
US1646498A
Cited
US1987458A
Cited
US1980875A
Cited
US1958447A
Cited
US1941526A
Cited
US2182819A
Cited
US2303408A
Cited
US2345670A
Cited
US2349569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |