US2445978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socket head screw
Assignee: Individual
•
Filing: 1945-05-07
•
Granted: 1948-07-27
•
Expires: 1965-05-07
Abstract
No abstract record available.
Inventors
- 👤 Domnic V Stellin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:01
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/005; F; F16; F16B; F16B23/00; F16B23/0007; Y; Y10; Y10S; Y10S411/00; Y10S411/919
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US308246A
Cited
US1075710A
Cited
US1894034A
Cited
US2046839A
Cited
US2182568A
Cited
US2173707A
Cited
US2285461A
Cited
US2216382A
Cited
US2312471A
Cited
US2402342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |