US1165401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust-collector.
Assignee: JOHN G HINTZ
•
Filing: 1914-10-29
•
Granted: 1915-12-28
•
Expires: 1934-10-29
Abstract
No abstract record available.
Inventors
- 👤 William J Fender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:26
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/20; B; B01; B01D; B01D46/00; B01D46/56; B01D46/58; B01D46/60
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) | 1918-12-27 | 1919-06-28 | 1919-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-12-27 | 1923-06-28 | 1923-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-12-27 | 1927-06-28 | 1927-12-28 | $7700.00 | Window Closed / Lapsed |