Patent US3202387A successfully refreshed from Google Patents.
US360663A
Expired / Lapsed
US
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Method of forming joints in sheet-metal tubes
Assignee: —
•
Filing: —
•
Granted: 1887-04-05
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Expires: 1904-04-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:13
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/14; A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/44; A61F2/4455; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49849; Y10T29/49908; Y10T29/49947
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) | 1890-04-04 | 1890-10-04 | 1891-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-04-04 | 1894-10-04 | 1895-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-04-04 | 1898-10-04 | 1899-04-05 | $7700.00 | Window Closed / Lapsed |