Patent US1970575A successfully refreshed from Google Patents.
Patent US965581A successfully refreshed from Google Patents.
US965581A
Expired / Lapsed
US
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Separator for suction cleaning apparatus.
Assignee: Individual
•
Filing: 1908-02-24
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Granted: 1910-07-26
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Expires: 1928-02-24
Abstract
No abstract record available.
Inventors
- 👤 Daniel Hurley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:02
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/36; A47L5/365; Y; Y10; Y10S; Y10S55/00; Y10S55/02
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) | 1913-07-25 | 1914-01-24 | 1914-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-07-25 | 1918-01-24 | 1918-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-07-25 | 1922-01-24 | 1922-07-26 | $7700.00 | Window Closed / Lapsed |