Patent US440952A successfully refreshed from Google Patents.
US440952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of compound aluminium plates
Assignee: —
•
Filing: —
•
Granted: 1890-11-18
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Expires: 1907-11-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:46
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/26; B23K35/262; H; H10; H10W; H10W70/00; H10W70/40; H10W70/456; H10W70/457; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12708; Y10T428/12736
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) | 1893-11-17 | 1894-05-19 | 1894-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-11-17 | 1898-05-19 | 1898-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-11-18 | 1902-05-20 | 1902-11-19 | $7700.00 | Window Closed / Lapsed |