Patent US243846A successfully refreshed from Google Patents.
US243846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
David buick
Assignee: —
•
Filing: —
•
Granted: 1881-07-05
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Expires: 1898-07-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:41
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49405; Y10T29/49412; Y10T29/49416; Y10T29/49417
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) | 1884-07-04 | 1885-01-03 | 1885-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-07-04 | 1889-01-03 | 1889-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-07-04 | 1893-01-03 | 1893-07-05 | $7700.00 | Window Closed / Lapsed |