Patent US4355293A successfully refreshed from Google Patents.
Patent US3397656A successfully refreshed from Google Patents.
US3397656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for automatically controllably moving the specimen mounting stage of a microscope
Assignee: Individual
•
Filing: 1965-05-10
•
Granted: 1968-08-20
•
Expires: 1985-05-10
Abstract
No abstract record available.
Inventors
- 👤 Eugene V Abarotin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:39
CPC Classifications
G; G02; G02B; G02B21/00; G02B21/24; G02B21/26; G02B21/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2384809A
Cited
US2837707A
Cited
US2859564A
Cited
US2869933A
Cited
US2942385A
Cited
US3083580A
Cited
US3155383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |