Patent US378442A successfully refreshed from Google Patents.
US378442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
hafely
Assignee: —
•
Filing: —
•
Granted: 1888-02-28
•
Expires: 1905-02-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:26
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/56; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49982
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) | 1891-02-27 | 1891-08-29 | 1892-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1895-02-27 | 1895-08-29 | 1896-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1899-02-27 | 1899-08-29 | 1900-02-28 | $7700.00 | Window Closed / Lapsed |