Patent US5276527A successfully refreshed from Google Patents.
Patent US5691782A successfully refreshed from Google Patents.
US722186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flanging-machine.
Assignee: THOMAS F ROWLAND SR
•
Filing: 1902-11-14
•
Granted: 1903-03-03
•
Expires: 1922-11-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Rowland Jr
- 👤 William H Deming
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:27
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1906-03-02 | 1906-09-01 | 1907-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-03-02 | 1910-09-01 | 1911-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-03-02 | 1914-09-01 | 1915-03-03 | $7700.00 | Window Closed / Lapsed |