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US3336733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas scrubber
Assignee: Cen-Trific-Air Products Inc
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Filing: 1965-05-17
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Granted: 1967-08-22
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Walter L Wisting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:41
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/06; Y; Y10; Y10S; Y10S261/00; Y10S261/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
GAS TREATING APPARATUS COMPRISING AN ELONGATED HOLLOW GENERALLY CYLINDRICAL CASING, SAID CASING BEING VERTICALLY DISPOSED AND HAVING AN OUTLET OPENING AT THE UPPER END THEREOF AND AN INLET OPENING AT THE LOWER END THEREOF, SAID INLET OPENING BEING DEFINED BY AN INLET CONDUIT EXTENDING AXIALLY INTO SAID CASING AT THE LOWER END THEREOF, SAID INLET CONDUIT BEING OF LESSER TRANSVERSE DIMENSION THAN SAID CASING AND SPACED FROM THE WALLS OF SAID CASING, A HOLLOW HOUSING, SAID CASING BEING MOUNTED ON SAID HOLLOW HOUSING AND EXTENDING UPWARDLY THEREFROM, SAID INLET CONDUIT BEING CONSTRUCTED AND ARRANGED TO PROVIDE OPEN COMMUNICATION BETWEEN SAID CASING AND THE INTERIOR OF SAID HOUSING, A BOTTOM WALL JOINING SAID INLET CONDUIT AND SAID CASING AND TOGETHER WITH SAID INLET CONDUIT AND SAID CASING DEFINING AN ANNULAR LIQUID SUMP AROUND SAID INLET CONDUIT IN OPEN COMMUNICATION WITH THE INTERIOR OF SAID
Claim 2
Dependent Claim
143 words
GAS TREATING APPARATUS COMPRISING AN ELONGATED HOLLOW GENERALLY CYLINDRICAL CASING, SAID CASING BEING VERTICALLY DISPOSED AND HAVING AN OUTLET OPENING AT THE UPPER END THEREOF AND AN INLET OPENING AT THE LOWER END THEREOF, SAID INLET OPENING BEING DEFINED BY AN INLET CONDUIT EXTENDING AXIALLY INTO SAID CASING AT THE LOWER END THEREOF, SAID INLET CONDUIT BEING OF LESSER TRANSVERSE DIMENSION THAN SAID CASING AND SPACED FROM THE WALLS OF SAID CASING, A HOLLOW HOUSING, SAID CASING BEING MOUNTED ON SAID HOLLOW HOUSING AND EXTENDING UPWARDLY THEREFROM, SAID INLET CONDUIT BEING CONSTRUCTED AND ARRANGED TO PROVIDE OPEN COMMUNICATION BETWEEN SAID CASING AND THE INTERIOR OF SAID HOUSING, A BOTTOM WALL JOINING SAID INLET CONDUIT AND SAID CASING AND TOGETHER WITH SAID INLET CONDUIT AND SAID CASING DEFINING AN ANNULAR LIQUID SUMP AROUND SAID INLET CONDUIT IN OPEN COMMUNICATION WITH THE INTERIOR OF SAID
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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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |