Patent US194613A successfully refreshed from Google Patents.
US194613A
Expired / Lapsed
US
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Improvement in machines for damping paper
Assignee: —
•
Filing: —
•
Granted: 1877-08-28
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Expires: 1894-08-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:19
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; B; B05; B05C; B05C1/00; B05C1/04; B05C1/08; B05C1/0826; B05C1/0834
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) | 1880-08-27 | 1881-02-26 | 1881-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1884-08-27 | 1885-02-26 | 1885-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1888-08-27 | 1889-02-26 | 1889-08-28 | $7700.00 | Window Closed / Lapsed |