US548100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
•
Filing: —
•
Granted: 1895-10-15
•
Expires: 1912-10-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:00
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/56; B23Q1/60; B23Q1/62; B23Q1/621; B23Q1/626; B21; B21D; B21D5/00; B21D5/02; B21D5/029; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17666; Y10T279/17692; Y10T279/17743; Y10T279/17752; Y10T29/00; Y10T29/47; Y10T29/50
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) | 1898-10-14 | 1899-04-15 | 1899-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-10-15 | 1903-04-16 | 1903-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-10-15 | 1907-04-16 | 1907-10-16 | $7700.00 | Window Closed / Lapsed |