US869478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for scouring and scratch-brushing flat metal ware.
Assignee: LEWIS SPERRY
•
Filing: 1906-08-03
•
Granted: 1907-10-29
•
Expires: 1926-08-03
Abstract
No abstract record available.
Inventors
- 👤 David Felix Broderick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:23
CPC Classifications
B; B24; B24B; B24B7/00; B24B7/20; B24B7/22; B24B7/24; A; A01; A01K; A01K43/00; A01K43/005; Y; Y10; Y10S; Y10S29/00; Y10S29/068
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1910-10-28 | 1911-04-29 | 1911-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-10-28 | 1915-04-29 | 1915-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-10-28 | 1919-04-29 | 1919-10-29 | $7700.00 | Window Closed / Lapsed |