US4016750B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrasonic imaging method and apparatus
Assignee: SRI International Inc
•
Filing: 1975-11-06
•
Granted: 1994-04-05
•
Expires: 1995-11-06
Abstract
No abstract record available.
Inventors
- 👤 Philip S Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:46
CPC Classifications
G; G01; G01S; G01S15/00; G01S15/88; G01S15/89; G01S15/8906; G01S15/895; G01S15/8954; A; A61; A61B; A61B8/00; A61B8/08; G01N; G01N29/00; G01N29/04; G01N29/06; G01N29/0609; G01N29/0645; G01N29/34; G01N29/341; G01N29/343; G01N29/44; G01N29/4454; G01N29/4463; G01S7/00; G01S7/52; G01S7/52017; G01S7/52046; G01S7/52047
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1997-04-04 | 1997-10-04 | 1998-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-04-04 | 2001-10-04 | 2002-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-04-04 | 2005-10-04 | 2006-04-05 | $7700.00 | Window Closed / Lapsed |