US1519616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scrubbing machine
Assignee: Individual
•
Filing: 1923-12-13
•
Granted: 1924-12-16
•
Expires: 1943-12-13
Abstract
No abstract record available.
Inventors
- 👤 Herr John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:17
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4063; A47L11/4069; A47L11/28; A47L11/282; A47L11/283; A47L11/4036; A47L11/4038; A47L11/4052; A47L11/4058
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) | 1927-12-16 | 1928-06-16 | 1928-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-12-16 | 1932-06-16 | 1932-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-12-16 | 1936-06-16 | 1936-12-16 | $7700.00 | Window Closed / Lapsed |