US341972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine
Assignee: —
•
Filing: —
•
Granted: 1886-05-18
•
Expires: 1903-05-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:04
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/16; B23G1/18; B23G1/185; Y; Y10; Y10S; Y10S470/00; Y10S470/903; Y10T; Y10T408/00; Y10T408/52; Y10T408/54; Y10T408/65; Y10T408/675; Y10T408/6771; Y10T408/6776; Y10T74/00; Y10T74/19; Y10T74/19191; Y10T74/19205
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) | 1889-05-17 | 1889-11-16 | 1890-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-05-17 | 1893-11-16 | 1894-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-05-17 | 1897-11-16 | 1898-05-18 | $7700.00 | Window Closed / Lapsed |