Patent US4434835A successfully refreshed from Google Patents.
Patent US4199656A successfully refreshed from Google Patents.
Patent US600443A successfully refreshed from Google Patents.
US600443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
John j
Assignee: —
•
Filing: —
•
Granted: 1898-03-08
•
Expires: 1915-03-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:39
CPC Classifications
F; F16; F16J; F16J13/00; F16J13/02; F16J13/04
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) | 1901-03-08 | 1901-09-07 | 1902-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-03-08 | 1905-09-07 | 1906-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-03-08 | 1909-09-07 | 1910-03-09 | $7700.00 | Window Closed / Lapsed |