Patent US170841A successfully refreshed from Google Patents.
Patent US669964A successfully refreshed from Google Patents.
US669964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet-metal vessel.
Assignee: Individual
•
Filing: 1898-05-25
•
Granted: 1901-03-12
•
Expires: 1918-05-25
Abstract
No abstract record available.
Inventors
- 👤 Francis A Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:51
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0202; B65D43/0204; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00259; B65D2543/00296
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) | 1904-03-11 | 1904-09-10 | 1905-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-03-11 | 1908-09-10 | 1909-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-03-11 | 1912-09-10 | 1913-03-12 | $7700.00 | Window Closed / Lapsed |