Patent US548318A successfully refreshed from Google Patents.
US548318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mail bag lock
Assignee: —
•
Filing: —
•
Granted: 1895-10-22
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Expires: 1912-10-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:27
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/10; B65D77/16; B65D77/18; B65D77/185; Y; Y10; Y10T; Y10T24/00; Y10T24/15; Y10T24/39; Y10T24/3936; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/437; Y10T70/483; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5035; Y10T70/504
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) | 1898-10-21 | 1899-04-22 | 1899-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-10-22 | 1903-04-23 | 1903-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-10-22 | 1907-04-23 | 1907-10-23 | $7700.00 | Window Closed / Lapsed |