US524848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knob attachment
Assignee: —
•
Filing: —
•
Granted: 1894-08-21
•
Expires: 1911-08-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:42
CPC Classifications
E; E05; E05B; E05B3/00; E05B3/04; Y; Y10; Y10T; Y10T292/00; Y10T292/85; Y10T292/876; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7054; Y10T403/7056
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) | 1897-08-20 | 1898-02-19 | 1898-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-08-21 | 1902-02-20 | 1902-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-08-21 | 1906-02-20 | 1906-08-22 | $7700.00 | Window Closed / Lapsed |