US194010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in beer-purflps
Assignee: —
•
Filing: —
•
Granted: 1877-08-07
•
Expires: 1894-08-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:04
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/08; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7932; Y10T137/7933
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) | 1880-08-06 | 1881-02-05 | 1881-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1884-08-06 | 1885-02-05 | 1885-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1888-08-06 | 1889-02-05 | 1889-08-07 | $7700.00 | Window Closed / Lapsed |