US3502080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectrically cooled surgical instrument
Assignee: MAX L HIRSCHHORN
•
Filing: 1965-06-28
•
Granted: 1970-03-24
•
Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 Max L Hirschhorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:14
CPC Classifications
F; F25; F25B; F25B21/00; F25B21/02; A; A61; A61B; A61B18/00; A61B18/02; A61F; A61F7/00; A61F7/007; A61F2007/0075; F25B2321/00; F25B2321/02; F25B2321/025; F25B2321/0252
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3093135A
Cited
US3133539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |