US1892867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric finger nail file and buffer
Assignee: Individual
•
Filing: 1931-06-01
•
Granted: 1933-01-03
•
Expires: 1951-06-01
Abstract
No abstract record available.
Inventors
- 👤 William H Burr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:21
CPC Classifications
A; A45; A45D; A45D29/00; A45D29/11; A45D29/14
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) | 1936-01-03 | 1936-07-04 | 1937-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-03 | 1940-07-04 | 1941-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-03 | 1944-07-04 | 1945-01-03 | $7700.00 | Window Closed / Lapsed |