US1479279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making return bends
Assignee: Superheater Co Ltd
•
Filing: 1922-09-15
•
Granted: 1924-01-01
•
Expires: 1942-09-15
Abstract
No abstract record available.
Inventors
- 👤 Broido Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:52
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/28; B21C37/283; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/4944
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-12-31 | 1927-07-02 | 1928-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-12-31 | 1931-07-02 | 1932-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-12-31 | 1935-07-02 | 1936-01-01 | $7700.00 | Window Closed / Lapsed |