Patent US542726A successfully refreshed from Google Patents.
US542726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window
Assignee: —
•
Filing: —
•
Granted: 1895-07-16
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Expires: 1912-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:37
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E05; E05D; E05D13/00; E05D13/10; E05D13/14
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) | 1898-07-15 | 1899-01-14 | 1899-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-07-16 | 1903-01-15 | 1903-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-07-16 | 1907-01-15 | 1907-07-17 | $7700.00 | Window Closed / Lapsed |