US429804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
baldwin
Assignee: —
•
Filing: —
•
Granted: 1890-06-10
•
Expires: 1907-06-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:39
CPC Classifications
B; B60; B60K; B60K6/00; B60K6/08; B60K6/10; B60K6/105; B61; B61C; B61C7/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/1906
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) | 1893-06-09 | 1893-12-09 | 1894-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-06-09 | 1897-12-09 | 1898-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-06-10 | 1901-12-10 | 1902-06-11 | $7700.00 | Window Closed / Lapsed |