Patent US2582776A successfully refreshed from Google Patents.
US2582776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray apparatus
Assignee: KELLEY KOETT MANUFACTURING Co
•
Filing: 1946-09-30
•
Granted: 1952-01-15
•
Expires: 1966-09-30
Abstract
No abstract record available.
Inventors
- 👤 Elbert E Greenberg
- 👤 Adolph H Feibel
- 👤 William L Todd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:14
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/44; A61B6/4429
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE464495C
Cited
US1933325A
Cited
US2060981A
Cited
US2190458A
Cited
US2259036A
Cited
US2311581A
Cited
US2456096A
Cited
US1594171A
Cited
DE659555C
Cited
US2269866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |