US449036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
john v
Assignee: —
•
Filing: —
•
Granted: 1891-03-24
•
Expires: 1908-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:07
CPC Classifications
H; H05; H05B; H05B3/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12361; Y10T428/12431; Y10T428/12493; Y10T428/12771; Y10T428/12778; Y10T428/12861; Y10T428/12896
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) | 1894-03-23 | 1894-09-22 | 1895-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1898-03-23 | 1898-09-22 | 1899-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1902-03-24 | 1902-09-23 | 1903-03-25 | $7700.00 | Window Closed / Lapsed |