Patent US4664423A successfully refreshed from Google Patents.
Patent US1143528A successfully refreshed from Google Patents.
US1143528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust-mop.
Assignee: Individual
•
Filing: 1914-02-14
•
Granted: 1915-06-15
•
Expires: 1934-02-14
Abstract
No abstract record available.
Inventors
- 👤 Gideon Alvin Fry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:09
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/20; A47L13/24; A47L13/254; A47L13/255
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) | 1918-06-14 | 1918-12-14 | 1919-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-06-14 | 1922-12-14 | 1923-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-06-14 | 1926-12-14 | 1927-06-15 | $7700.00 | Window Closed / Lapsed |