US2930977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and device for detecting differences and changes in bodies
Assignee: Individual
•
Filing: 1956-05-29
•
Granted: 1960-03-29
•
Expires: 1976-05-29
Abstract
No abstract record available.
Inventors
- 👤 Machts Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:07
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/05; G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/041; G01N27/20; G01V; G01V3/00; G01V3/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2298125A
Cited
US1990085A
Cited
US2241190A
Cited
US2384529A
Cited
US2438506A
Cited
US2429968A
Cited
US2482773A
Cited
US2599583A
Cited
US2656507A
Cited
US2720624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |