US4190041B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4190041B1 - - Google Patents
Assignee: Machida Endoscope Co Ltd
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Filing: 1977-09-12
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Granted: 1983-05-24
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Expires: 1997-09-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:16
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/12; A61B1/00064; A61B1/00071; A61B1/0008; A61B1/00098; A61B1/00163; A61B1/00165; A61B1/012; A61B1/018
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) | 1986-05-23 | 1986-11-22 | 1987-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-05-23 | 1990-11-22 | 1991-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-05-23 | 1994-11-22 | 1995-05-24 | $7700.00 | Window Closed / Lapsed |