Patent US2141169A successfully refreshed from Google Patents.
US3037495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biopsy device
Assignee: Individual
•
Filing: 1959-07-17
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Granted: 1962-06-05
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Expires: 1979-07-17
Abstract
No abstract record available.
Inventors
- 👤 John F Naz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:42
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/02; A61B10/0291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE215350C
Cited
DE894606C
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US2591927A
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US2701559A
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US2710000A
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US2831478A
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US2847990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |