Patent US2847751A successfully refreshed from Google Patents.
Patent US616210A successfully refreshed from Google Patents.
US616210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amand syverson
Assignee: —
•
Filing: —
•
Granted: 1898-12-20
•
Expires: 1915-12-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:46
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/0031; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/70; Y10T70/7141
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) | 1901-12-20 | 1902-06-21 | 1902-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-12-20 | 1906-06-21 | 1906-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-12-20 | 1910-06-21 | 1910-12-21 | $7700.00 | Window Closed / Lapsed |