US2868626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-micro evaporation apparatus
Assignee: Pharmacia and Upjohn Co
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Filing: 1956-06-18
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Granted: 1959-01-13
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Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Wade W Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:51
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
APPARATUS FOR SIMULTANEOUSLY MOVING, AND WITHDRAWING A GAS OR VAPOR FROM, A PLURALITY OF SEALED, INTERCONNECTED CONTAINERS, COMPRISING: A BASE MEMBER; A HOUSING DEFINING AN EVACUABLE CHAMBER; MEANS REMOVABLY CONNECTING SAID CONTAINERS TO SAID HOUSING WITH SAID CHAMBER COMMUNICATING WITH THE INTERIOR OF SAID CONTAINERS, SAID CONTAINERS BEING SUPPORTED ON SAID HOUSING FOR MOVEMENT THEREWITH; A SOURCE OF VACUUM AND MEANS CONNECTING SAID SOURCE TO SAID CHAMBER; A TANK SUPPORTED ON SAID BASE MEMBER; A HEAT EXCHANGE MEDIUM WITHIN SAID TANK AND MEANS FOR CONTROLLING THE TEMPERATURE THEREOF; MEANS SUPPORTING SAID HOUSING ABOVE SAID TANK WITH SAID CONTAINERS BEING POSITIONED WITHIN SAID TANK, SAID SUPPORT MEANS INCLUDING MEANS MOUNTED ON SAID BASE MEMBER FOR PERMITTING MOVEMENT OF SAID HOUSING AND SAID CONTAINERS WITH RESPECT TO SAID TANK THROUGH A CLOSED PATH ABOUT AN AXIS SUBSTANTIALLY PERPENDICULAR TO SAID HOUSING; ACTUATING MEANS MOUNTED ON SAID BASE MEMBER AND SECURED TO SAID HOUSING ADJACENT ONE END THEREOF FOR EFFECTING SUCH MOVEMENT OF SAID HOUSING AND SAID CONTAINERS WITH RESPECT TO SAID TANK.
Claim 2
Dependent Claim
170 words
APPARATUS FOR SIMULTANEOUSLY MOVING, AND WITHDRAWING A GAS OR VAPOR FROM, A PLURALITY OF SEALED, INTERCONNECTED CONTAINERS, COMPRISING: A BASE MEMBER; A HOUSING DEFINING AN EVACUABLE CHAMBER; MEANS REMOVABLY CONNECTING SAID CONTAINERS TO SAID HOUSING WITH SAID CHAMBER COMMUNICATING WITH THE INTERIOR OF SAID CONTAINERS, SAID CONTAINERS BEING SUPPORTED ON SAID HOUSING FOR MOVEMENT THEREWITH; A SOURCE OF VACUUM AND MEANS CONNECTING SAID SOURCE TO SAID CHAMBER; A TANK SUPPORTED ON SAID BASE MEMBER; A HEAT EXCHANGE MEDIUM WITHIN SAID TANK AND MEANS FOR CONTROLLING THE TEMPERATURE THEREOF; MEANS SUPPORTING SAID HOUSING ABOVE SAID TANK WITH SAID CONTAINERS BEING POSITIONED WITHIN SAID TANK, SAID SUPPORT MEANS INCLUDING MEANS MOUNTED ON SAID BASE MEMBER FOR PERMITTING MOVEMENT OF SAID HOUSING AND SAID CONTAINERS WITH RESPECT TO SAID TANK THROUGH A CLOSED PATH ABOUT AN AXIS SUBSTANTIALLY PERPENDICULAR TO SAID HOUSING; ACTUATING MEANS MOUNTED ON SAID BASE MEMBER AND SECURED TO SAID HOUSING ADJACENT ONE END THEREOF FOR EFFECTING SUCH MOVEMENT OF SAID HOUSING AND SAID CONTAINERS WITH RESPECT TO SAID TANK.
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) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |