Patent US532765A successfully refreshed from Google Patents.
US532765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expanding reamer
Assignee: —
•
Filing: —
•
Granted: 1895-01-22
•
Expires: 1912-01-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:53
CPC Classifications
B; B23; B23D; B23D77/00; B23D77/02; B23D77/04; B23D77/042; Y; Y10; Y10T; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8583; Y10T408/85837; Y10T408/8588; Y10T408/85892; Y10T408/85895; Y10T408/858957
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1898-01-21 | 1898-07-23 | 1899-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-01-22 | 1902-07-24 | 1903-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-01-22 | 1906-07-24 | 1907-01-23 | $7700.00 | Window Closed / Lapsed |