US496273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radial drill
Assignee: —
•
Filing: —
•
Granted: 1893-04-25
•
Expires: 1910-04-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:40
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/08; B23B29/00; B23B29/02; B23B29/025; Y; Y10; Y10T; Y10T408/00; Y10T408/31; Y10T408/34; Y10T408/344; Y10T408/55; Y10T408/561; Y10T408/5612; Y10T82/00; Y10T82/12; Y10T82/125
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) | 1896-04-24 | 1896-10-24 | 1897-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1900-04-25 | 1900-10-25 | 1901-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1904-04-25 | 1904-10-25 | 1905-04-26 | $7700.00 | Window Closed / Lapsed |