US612981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charles kingston welch
Assignee: —
•
Filing: —
•
Granted: 1898-10-25
•
Expires: 1915-10-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:51
CPC Classifications
B; B60; B60C; B60C5/00; B60C5/12; B60C5/16; Y; Y10; Y10S; Y10S152/00; Y10S152/09; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10738
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) | 1901-10-25 | 1902-04-26 | 1902-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1905-10-25 | 1906-04-26 | 1906-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1909-10-25 | 1910-04-26 | 1910-10-26 | $7700.00 | Window Closed / Lapsed |