US3310176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driers for refrigeration systems
Assignee: Parker Hannifin Corp
•
Filing: 1963-10-01
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Granted: 1967-03-21
•
Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 Frank A Ziherl
- 👤 Arthur S Kish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:20
CPC Classifications
F; F25; F25B; F25B43/00; F25B43/003; Y; Y10; Y10S; Y10S210/00; Y10S210/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A DRIER OF THE CHARACTER DESCRIBED, A TUBULAR MEMBER HAVING A FLUID INLET AND OUTLET, A BAG DISPOSED WITHIN SAID TUBULAR MEMBER, SAID BAG HAVING A CLOSED PORTION CONTAINING A DESICCANT, AND AN OPEN PORTION INTO WHICH THE FLUID OUTLET EXTENDS, MEANS SECURING THE OPEN PORTION OF SAID BAG TO SAID FLUID OUTLET, AND MEANS INTERPOSED BETWEEN THE INNER WALL OF THE OPEN PORTION OF THE BAG AND SAID FLUID OUTLET FOR SPACING THE OPEN PORTION OF THE BAG FROM SAID FLUID OUTLET.
Claim 2
Dependent Claim
84 words
IN A DRIER OF THE CHARACTER DESCRIBED, A TUBULAR MEMBER HAVING A FLUID INLET AND OUTLET, A BAG DISPOSED WITHIN SAID TUBULAR MEMBER, SAID BAG HAVING A CLOSED PORTION CONTAINING A DESICCANT, AND AN OPEN PORTION INTO WHICH THE FLUID OUTLET EXTENDS, MEANS SECURING THE OPEN PORTION OF SAID BAG TO SAID FLUID OUTLET, AND MEANS INTERPOSED BETWEEN THE INNER WALL OF THE OPEN PORTION OF THE BAG AND SAID FLUID OUTLET FOR SPACING THE OPEN PORTION OF THE BAG FROM SAID FLUID OUTLET.
References Cited (Backward Citations)
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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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |