Patent US2082496A successfully refreshed from Google Patents.
Patent US2474628A successfully refreshed from Google Patents.
US2474628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator
Assignee: Individual
•
Filing: 1948-05-20
•
Granted: 1949-06-28
•
Expires: 1968-05-20
Abstract
No abstract record available.
Inventors
- 👤 Hurvitz Hyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:12
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/02; H01J31/06; G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/2806
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2096985A
Cited
US2412669A
Cited
US2412670A
Cited
US2422295A
Cited
US2449549A
Cited
US2443634A
Cited
US2437173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |