Patent US6689164B1 successfully refreshed from Google Patents.
US405226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Half to henry w
Assignee: —
•
Filing: —
•
Granted: 1889-06-11
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Expires: 1906-06-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:24
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/26; F; F28; F28F; F28F9/00; F28F9/02; F28F9/04; F28F9/16; F28F9/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49373; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994
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) | 1892-06-10 | 1892-12-10 | 1893-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-06-10 | 1896-12-10 | 1897-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-06-11 | 1900-12-11 | 1901-06-12 | $7700.00 | Window Closed / Lapsed |