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US3023293A
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US
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Constant temperature heater for microtome object discs
Assignee: Individual
•
Filing: 1959-11-16
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Granted: 1962-02-27
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Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin R Cornish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:37
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/04; G01N1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1579476A
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US1691562A
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US2313015A
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GB609517A
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US2562821A
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US2678026A
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US2763766A
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US2730608A
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US2932718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |