US2469675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decimal rounding off mechanism
Assignee: —
•
Filing: —
•
Granted: 1949-05-10
•
Expires: 1966-05-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:05
CPC Classifications
G; G06; G06G; G06G1/00; G06G1/0005; G06G1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2149338A
Cited
US2309240A
Cited
US2346601A
Cited
US1046521A
Cited
US1949706A
Cited
US2045437A
Cited
US2293127A
Cited
US2343370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-09 | 1952-11-08 | 1953-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-09 | 1956-11-08 | 1957-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-09 | 1960-11-08 | 1961-05-10 | $7700.00 | Window Closed / Lapsed |