Patent US2223622A successfully refreshed from Google Patents.
US2223622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trim fastener
Assignee: Detroit Harvester Co
•
Filing: 1939-08-15
•
Granted: 1940-12-03
•
Expires: 1959-08-15
Abstract
No abstract record available.
Inventors
- 👤 Harold W Kost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:37
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/12; F16B5/123; F16B5/125; F16B5/128; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/31; Y10S24/32; Y10T; Y10T24/00; Y10T24/30; Y10T24/304; Y10T24/42; Y10T24/45; Y10T24/45005; Y10T24/45099; Y10T24/45105
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) | 1943-12-03 | 1944-06-03 | 1944-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-03 | 1948-06-03 | 1948-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-03 | 1952-06-03 | 1952-12-03 | $7700.00 | Window Closed / Lapsed |