US528820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emile stern
Assignee: —
•
Filing: —
•
Granted: 1894-11-06
•
Expires: 1911-11-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:00
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/14; B; B31; B31D; B31D5/00; B31D5/0039; B31D5/0073; F17C13/00; F17C13/002; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/05; F17C2201/058; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0305; F17C2209/00; F17C2209/21; F17C2209/2181; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/036; F17C2270/00; F17C2270/07; F17C2270/0754
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) | 1897-11-05 | 1898-05-07 | 1898-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-11-06 | 1902-05-08 | 1902-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-11-06 | 1906-05-08 | 1906-11-07 | $7700.00 | Window Closed / Lapsed |