US2909352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: United Carr Fastener Corp
•
Filing: 1957-01-10
•
Granted: 1959-10-20
•
Expires: 1977-01-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Harold S Van Buren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:45
CPC Classifications
A; A47; A47B; A47B95/00; A47B95/02; A47F; A47F3/00; A47F3/12; F; F16; F16B; F16B9/00; F16B9/07; A47B2220/00; A47B2220/0036; A47B2220/0041; F16B2200/00; F16B2200/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |