US2880480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sash pin with groove to receive supporting rail and mortise and tenon joint utilizing same
Assignee: Spotnails Inc
•
Filing: 1950-06-10
•
Granted: 1959-04-07
•
Expires: 1970-06-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles H True
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:05
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/001; B25C1/005; E; E04; E04B; E04B1/00; E04B1/38; E04B1/48; E06; E06B; E06B3/00; E06B3/96; E06B3/984; F; F16; F16B; F16B15/00; Y; Y10; Y10S; Y10S411/00; Y10S411/923; Y10T; Y10T403/00; Y10T403/46; Y10T403/4602; Y10T403/49; Y10T403/4941; Y10T403/70; Y10T403/7075
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |