US2476560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Score register
Assignee: Individual
•
Filing: 1945-05-15
•
Granted: 1949-07-19
•
Expires: 1965-05-15
Abstract
No abstract record available.
Inventors
- 👤 George O Norgard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:31
CPC Classifications
A; A63; A63F; A63F1/00; A63F1/06; A63F1/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US196499A
Cited
US219280A
Cited
US418055A
Cited
US567761A
Cited
US634579A
Cited
US650599A
Cited
US858027A
Cited
US1151668A
Cited
US1350114A
Cited
US1924479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |