Patent US3227374A successfully refreshed from Google Patents.
Patent US3109810A successfully refreshed from Google Patents.
US3109810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water softeners
Assignee: Individual
•
Filing: 1960-03-16
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Granted: 1963-11-05
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Expires: 1980-03-16
Abstract
No abstract record available.
Inventors
- 👤 James R Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:48
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A WATER SOFTENER OF THE SERVICE TYPE COMPRISING, IN COMBINATION, A FIXED HOLLOW BASE HAVING A LATERAL OUTLET OPENING PROVIDED THEREIN TO WHICH A CONDUIT IS CONNECTED FOR CONDUCTING WATER THEREFROM TO A SERVICE SYSTEM, A VERTICALLY DISPOSED TANK OF ELONGATED FORM CONTAINING A BED OF GRANULAR WATER SOFTENING MATERIAL AND HAVING HOLLOW NECK PORTIONS ON THE UPPER AND LOWER ENDS THAT ARE ALIKE FOR USE INTERCHANGEABLY IN MOUNTING THE TANK FOR SUPPORT ON SAID BASE, BOTH NECKS BEING OF THE SAME ENLARGED RADIUS APPROXIMATELY HALF THE RADIUS OF THE TANK AND INTERNALLY THREADED AND HAVING FLAT OUTER ENDS, A HOLLOW EXTERNALLY THREADED PLUG DETACHABLY THREADED IN EACH NECK HAVING A REDUCED ROTATABLE HANDLE PORTION EXTENDING OUTWARDLY FROM THE NECK FOR MANUAL ROTATION OF SAID PLUG, EACH PLUG CARRYING A STRAINER HEAD EXTENDING THEREFROM INWARDLY INTO THE TANK TO SERVE AS A WATER DISTRIBUTOR WHILE RETAINING WATER SOFTENING MATERIAL IN THE TANK, A HOLLOW CAP FOR APPLICATION TO THE NECK ON THE OTHER END OF SAID TANK HAVING AN INLET OPENING PROVIDED THEREIN TO WHICH A RAW WATER SUPPLY CONDUIT IS CONNECTED TO CONDUCT RAW WATER
Claim 2
Dependent Claim
186 words
A WATER SOFTENER OF THE SERVICE TYPE COMPRISING, IN COMBINATION, A FIXED HOLLOW BASE HAVING A LATERAL OUTLET OPENING PROVIDED THEREIN TO WHICH A CONDUIT IS CONNECTED FOR CONDUCTING WATER THEREFROM TO A SERVICE SYSTEM, A VERTICALLY DISPOSED TANK OF ELONGATED FORM CONTAINING A BED OF GRANULAR WATER SOFTENING MATERIAL AND HAVING HOLLOW NECK PORTIONS ON THE UPPER AND LOWER ENDS THAT ARE ALIKE FOR USE INTERCHANGEABLY IN MOUNTING THE TANK FOR SUPPORT ON SAID BASE, BOTH NECKS BEING OF THE SAME ENLARGED RADIUS APPROXIMATELY HALF THE RADIUS OF THE TANK AND INTERNALLY THREADED AND HAVING FLAT OUTER ENDS, A HOLLOW EXTERNALLY THREADED PLUG DETACHABLY THREADED IN EACH NECK HAVING A REDUCED ROTATABLE HANDLE PORTION EXTENDING OUTWARDLY FROM THE NECK FOR MANUAL ROTATION OF SAID PLUG, EACH PLUG CARRYING A STRAINER HEAD EXTENDING THEREFROM INWARDLY INTO THE TANK TO SERVE AS A WATER DISTRIBUTOR WHILE RETAINING WATER SOFTENING MATERIAL IN THE TANK, A HOLLOW CAP FOR APPLICATION TO THE NECK ON THE OTHER END OF SAID TANK HAVING AN INLET OPENING PROVIDED THEREIN TO WHICH A RAW WATER SUPPLY CONDUIT IS CONNECTED TO CONDUCT RAW WATER
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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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |