US2562966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for dehydrating tissue prior to embedding in paraffin and the like
Assignee: Individual
•
Filing: 1948-05-11
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Granted: 1951-08-07
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Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Tannenberg Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:48
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/005; G; G01; G01N; G01N1/00; G01N1/28; G01N1/30; G01N1/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE PROCESS OF DEHYDRATING PIECES OF TISSUE AND LIKE ARTICLES WHICH CONSISTS IN IMMERSING SAID TISSUE PIECES IN DEHYDRATING FLUID LEVEL ING OFF FLUID FROM A PREDETERMINED FLUID LEVEL ABOVE SAID TISSUE PIECES WHILE SAID FLUID REMAINS IN CONTACT WITH SAID TISSUE PIECES, WHEREBY SAID TISSUE PIECES ARE AUTOMATICALLY DEHYDRATED WITHOUT BEING EXPOSED TO DESICCATION, AND FEEDING FURTHER FLUID TO SAID TISSUE PIECES WHILE FLUID IS SYPHONED OFF.
Claim 2
Dependent Claim
68 words
THE PROCESS OF DEHYDRATING PIECES OF TISSUE AND LIKE ARTICLES WHICH CONSISTS IN IMMERSING SAID TISSUE PIECES IN DEHYDRATING FLUID LEVEL ING OFF FLUID FROM A PREDETERMINED FLUID LEVEL ABOVE SAID TISSUE PIECES WHILE SAID FLUID REMAINS IN CONTACT WITH SAID TISSUE PIECES, WHEREBY SAID TISSUE PIECES ARE AUTOMATICALLY DEHYDRATED WITHOUT BEING EXPOSED TO DESICCATION, AND FEEDING FURTHER FLUID TO SAID TISSUE PIECES WHILE FLUID IS SYPHONED OFF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |