US2222667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable window grille
Assignee: Acorn Wire & Iron Works
•
Filing: 1938-10-08
•
Granted: 1940-11-26
•
Expires: 1958-10-08
Abstract
No abstract record available.
Inventors
- 👤 Edward H Kitzelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:02
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/01; Y; Y10; Y10S; Y10S411/00; Y10S411/919; Y10T; Y10T292/00; Y10T292/08; Y10T292/1099; Y10T292/45; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5319; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791
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) | 1943-11-26 | 1944-05-27 | 1944-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-26 | 1948-05-27 | 1948-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-26 | 1952-05-27 | 1952-11-26 | $7700.00 | Window Closed / Lapsed |