US268469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
William c
Assignee: —
•
Filing: —
•
Granted: 1882-12-05
•
Expires: 1899-12-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:22
CPC Classifications
B; B21; B21B; B21B1/00; B21B1/22; B21B1/227; H; H10; H10P; H10P95/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10T; Y10T29/00; Y10T29/49; Y10T29/49588; Y10T29/49597; Y10T428/00; Y10T428/12; Y10T428/12389; Y10T428/12396; Y10T428/12451; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331
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) | 1885-12-04 | 1886-06-05 | 1886-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1889-12-04 | 1890-06-05 | 1890-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1893-12-04 | 1894-06-05 | 1894-12-05 | $7700.00 | Window Closed / Lapsed |