US471894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint-mold
Assignee: —
•
Filing: —
•
Granted: 1892-03-29
•
Expires: 1909-03-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:04
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/70; B28B21/74; B29; B29C; B29C70/00; B29C70/68; B29C70/74
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) | 1895-03-29 | 1895-09-28 | 1896-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-03-29 | 1899-09-28 | 1900-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-03-30 | 1903-09-29 | 1904-03-30 | $7700.00 | Window Closed / Lapsed |