US1840908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Identification X-ray film
Assignee: Individual
•
Filing: 1930-11-15
•
Granted: 1932-01-12
•
Expires: 1950-11-15
Abstract
No abstract record available.
Inventors
- 👤 Lozier Matthew
- 👤 Herman Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:17
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/02; G01T1/08; G03; G03B; G03B42/00; G03B42/02; G03B42/04; G03B42/047; Y; Y10; Y10S; Y10S430/00; Y10S430/167; Y10S430/168
Claims Analysis
Total Claims: 0
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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) | 1935-01-11 | 1935-07-13 | 1936-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-01-11 | 1939-07-13 | 1940-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-01-11 | 1943-07-13 | 1944-01-12 | $7700.00 | Window Closed / Lapsed |