US4146793B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4146793B1 - - Google Patents
Assignee: Siemens AG
•
Filing: 1976-04-12
•
Granted: 1985-03-19
•
Expires: 1996-04-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:33
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/04; A61B6/0407; A61B6/0442; A61B6/0421; A61B6/0428; B; B29; B29C; B29C70/00; B29C70/04; B29K; B29K2307/00
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) | 1988-03-18 | 1988-09-17 | 1989-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-03-18 | 1992-09-17 | 1993-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-03-18 | 1996-09-17 | 1997-03-19 | $7700.00 | Window Closed / Lapsed |