Patent US2637632A successfully refreshed from Google Patents.
US2637632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus fob conducting histo
Assignee: —
•
Filing: —
•
Granted: 1953-05-05
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Expires: 1970-05-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:28
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/28; G01N1/30; G01N1/31; G01N1/312; B; B01; B01J; B01J14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A HISTOCHEMICAL REACTION APPARATUS COMPRISING A PLATFORM, SPACED UPRIGHT POSTS ATTACHED TO THE PLATFORM, A CROSS MEMBER SUPPORTED BY SAID POSTS ABOVE THE PLATFORM, A VERTICALLY MOVABLE PLATE SITUATED BETWEEN THE PLATFORM AND CROSS MEMBER, THE POSTS BEING SLIDABLY RECEIVED IN GROOVES IN THE PLATE TO PREVENT ITS ROTATION, A RECESS IN THE UNDER SIDE OF THE PLATE FOR RECEIVING THE LIP OF A HISTOCHEMICAL REACTION VESSEL PLACED ON THE PLATFORM, THE PLATE BEING MOVABLE DOWNWARDLY ONTO THE VESSEL TO COVER IT WITH THE LIP RECEIVED IN THE RECESS, AT LEAST ONE APERTURE EXTENDING THROUGH THE PLATE FOR ADMISSION OF REAGENTS TO THE VESSEL WHEN MOUNTED IN PLACE, AND SCREWTHREADED MEANS CONNECTING SAID CROSS MEMBER TO SAID PLATE OPERATION OF WHICH CAUSES THE VERTICAL MOVEMENT OF THE PLATE.
Claim 2
Dependent Claim
128 words
A HISTOCHEMICAL REACTION APPARATUS COMPRISING A PLATFORM, SPACED UPRIGHT POSTS ATTACHED TO THE PLATFORM, A CROSS MEMBER SUPPORTED BY SAID POSTS ABOVE THE PLATFORM, A VERTICALLY MOVABLE PLATE SITUATED BETWEEN THE PLATFORM AND CROSS MEMBER, THE POSTS BEING SLIDABLY RECEIVED IN GROOVES IN THE PLATE TO PREVENT ITS ROTATION, A RECESS IN THE UNDER SIDE OF THE PLATE FOR RECEIVING THE LIP OF A HISTOCHEMICAL REACTION VESSEL PLACED ON THE PLATFORM, THE PLATE BEING MOVABLE DOWNWARDLY ONTO THE VESSEL TO COVER IT WITH THE LIP RECEIVED IN THE RECESS, AT LEAST ONE APERTURE EXTENDING THROUGH THE PLATE FOR ADMISSION OF REAGENTS TO THE VESSEL WHEN MOUNTED IN PLACE, AND SCREWTHREADED MEANS CONNECTING SAID CROSS MEMBER TO SAID PLATE OPERATION OF WHICH CAUSES THE VERTICAL MOVEMENT OF THE PLATE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |