US2276490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Price card holder
Assignee: Individual
•
Filing: 1940-07-15
•
Granted: 1942-03-17
•
Expires: 1960-07-15
Abstract
No abstract record available.
Inventors
- 👤 Charles F Hoofer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:38
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/08; G09F3/18; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3428; Y10T24/3429; Y10T24/3449; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778
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) | 1945-03-16 | 1945-09-15 | 1946-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-16 | 1949-09-15 | 1950-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-16 | 1953-09-15 | 1954-03-17 | $7700.00 | Window Closed / Lapsed |