US2314481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Finishing nail
Assignee: Spotnails Inc
•
Filing: 1941-07-05
•
Granted: 1943-03-23
•
Expires: 1961-07-05
Abstract
No abstract record available.
Inventors
- 👤 Charles E Crooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:20
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/52; F; F16; F16B; F16B15/00; F16B15/02; Y; Y10; Y10S; Y10S411/00; Y10S411/92; Y10S411/921
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) | 1946-03-22 | 1946-09-21 | 1947-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-03-22 | 1950-09-21 | 1951-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-03-22 | 1954-09-21 | 1955-03-23 | $7700.00 | Window Closed / Lapsed |