US3227130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Immersion apparatus for histologic tissue
Assignee: Technicon Co Inc
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Filing: 1962-02-01
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Granted: 1966-01-04
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Expires: 1982-02-01
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Weiskopf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:30
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/28; G01N1/30; G01N1/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
APPARATUS FOR PROCESSING HISTOLOGIC TISSUE FOR MICROSCOPIC EXAMINATION WHEREIN THE TISSUE IS IMMERSED SERIATIM FOR PRE-DETERMINED PERIODS IN EACH OF A PLURALITY OF DIFFERENT TREATING LIQUIDS, COMPRISING: A FIRST PERFORATE RECEPTACLE FOR RECEIVING THE TISSUE; A PLURALITY OF SECOND RECEPTACLES EACH FOR STORING A DIFFERENT TREATING LIQUID; IMMERSION MEANS FOR IMMERSING SAID FIRST RECEPTACLE SERIATIM IN EACH OF THE PLURALITY OF LIQUIDS; A VACUUM PUMP; COUPLING MEANS FOR ALTERNATIVELY COUPLING SAID IMMERSION MEANS TO SAID VACUUM PUMP AND TO THE ATMOSPHERS; PROGRAMMING MEANS COUPLED TO SAID IMMERSION MEANS AND TO SAID COUPLING MEANS FOR CONTROLLING SAID IMMERSION MEANS TO IMMERSE SAID FIRST RECEPTACLE SERIATIM FOR VARIABLE PERIODS OF TIME IN EACH OF TH E PLURALITY OF LIQUIDS AND COUPLED TO SAIDVACUUM PUMP FOR PLACING SAID FIRST RECEPTACLE UNDER A VACUUM FOR A VARIABLE PERIOD OF TIME WHILE IT IS IMMERSED IN EACH OF A PLURALITY OF LIQUIDS
Claim 2
Dependent Claim
147 words
APPARATUS FOR PROCESSING HISTOLOGIC TISSUE FOR MICROSCOPIC EXAMINATION WHEREIN THE TISSUE IS IMMERSED SERIATIM FOR PRE-DETERMINED PERIODS IN EACH OF A PLURALITY OF DIFFERENT TREATING LIQUIDS, COMPRISING: A FIRST PERFORATE RECEPTACLE FOR RECEIVING THE TISSUE; A PLURALITY OF SECOND RECEPTACLES EACH FOR STORING A DIFFERENT TREATING LIQUID; IMMERSION MEANS FOR IMMERSING SAID FIRST RECEPTACLE SERIATIM IN EACH OF THE PLURALITY OF LIQUIDS; A VACUUM PUMP; COUPLING MEANS FOR ALTERNATIVELY COUPLING SAID IMMERSION MEANS TO SAID VACUUM PUMP AND TO THE ATMOSPHERS; PROGRAMMING MEANS COUPLED TO SAID IMMERSION MEANS AND TO SAID COUPLING MEANS FOR CONTROLLING SAID IMMERSION MEANS TO IMMERSE SAID FIRST RECEPTACLE SERIATIM FOR VARIABLE PERIODS OF TIME IN EACH OF TH E PLURALITY OF LIQUIDS AND COUPLED TO SAIDVACUUM PUMP FOR PLACING SAID FIRST RECEPTACLE UNDER A VACUUM FOR A VARIABLE PERIOD OF TIME WHILE IT IS IMMERSED IN EACH OF A PLURALITY OF LIQUIDS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |