Patent US2544837A successfully refreshed from Google Patents.
US2544837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the continuous formation of metal in sheets
Assignee: JAMES JORDAN LAB
•
Filing: 1949-10-27
•
Granted: 1951-03-13
•
Expires: 1969-10-27
Abstract
No abstract record available.
Inventors
- 👤 Jordan James Fernando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:03
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/06; B22D11/0611; B22D11/0614; B22D11/0622; B22D11/0625; Y; Y10; Y10T; Y10T29/00; Y10T29/51
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US723501A
Cited
US1535202A
Cited
US1879336A
Cited
US1965603A
Cited
US2074812A
Cited
US2171132A
Cited
US2468816A
Cited
US2457083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |