US3045120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation shielding window
Assignee: Res Equipment Company
•
Filing: 1958-07-25
•
Granted: 1962-07-17
•
Expires: 1978-07-25
Abstract
No abstract record available.
Inventors
- 👤 Carl H Ohrn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:46
CPC Classifications
G; G21; G21F; G21F7/00; G21F7/02; G21F7/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1844512A
Cited
US2868992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |