Patent US243068A successfully refreshed from Google Patents.
US243068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
petebs
Assignee: —
•
Filing: —
•
Granted: 1881-06-21
•
Expires: 1898-06-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:28
CPC Classifications
B; B23; B23D; B23D33/00; B23D33/08; B26; B26D; B26D1/00; B26D1/01; B26D1/04; B26D1/06; B26D1/08; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4539; Y10T83/4541; Y10T83/4549; Y10T83/4551; Y10T83/463; Y10T83/4632; Y10T83/566; Y10T83/5669; Y10T83/5742; Y10T83/5751
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) | 1884-06-20 | 1884-12-20 | 1885-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-06-20 | 1888-12-20 | 1889-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-06-20 | 1892-12-20 | 1893-06-21 | $7700.00 | Window Closed / Lapsed |