US527970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making perforated sheet-music
Assignee: —
•
Filing: —
•
Granted: 1894-10-23
•
Expires: 1911-10-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:35
CPC Classifications
G; G06; G06K; G06K21/00; G06K21/02; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1558; Y10T74/1565; Y10T74/1566; Y10T74/1568; Y10T74/1569; Y10T74/1571; Y10T83/00; Y10T83/869; Y10T83/8696; Y10T83/87; Y10T83/929; Y10T83/9411; Y10T83/9418
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) | 1897-10-22 | 1898-04-23 | 1898-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-10-23 | 1902-04-24 | 1902-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-10-23 | 1906-04-24 | 1906-10-24 | $7700.00 | Window Closed / Lapsed |