US2959541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water treating system
Assignee: Individual
•
Filing: 1956-11-16
•
Granted: 1960-11-08
•
Expires: 1976-11-16
Abstract
No abstract record available.
Inventors
- 👤 Robert J Cleary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:13
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/68; C02F1/685; C02F1/688; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/87338; Y10T137/87362; Y10T137/8737
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A WATER TREATING SYSTEM IN WHICH WATER TO BE TREATED NORMALLY FLOWS THROUGH A BED OF WATER TREATING MATERIAL AND IS WITHDRAWN INTO A TREATED WATER SYSTEM, THE METHOD OF REVITALIZING THE BED OF WATER TREATING MATERIAL WITH A FRESHLY PREPARED BRINE SOLUTION CONSISTING IN INTERRUPTING THE FLOW OF WATER TO THE WATER TREATING MATERIAL AND DIRECTING THE FLOW OF UNTREATED WATER TO THE TREATED WATER SYSTEM, SIMULTANEOUSLY DIRECTING WATER TO A QUANTITY OF STORED RELATIVELY DRY SALT, MAINTAINING THE FLOW OF WATER TO THE STORED SALT FOR A PREDETERMINED TIME PERIOD TO PRODUCE A MEASURED QUANTITY OF BRINE, REMOVING THE BRINE FROM THE SALT AND DIRECTING THE BRINE THROUGH THE WATER TREATING MATERIAL, SIMULTANEOUSLY DRAWING AIR THROUGH THE SALT AND DIRECTING FLUSHING WATER THROUGH THE WATER TREATING MATERIAL TO WASH OUT THE BRINE THEREFROM FOR A PREDETERMINED TIME PERIOD, AND RESTORING THE FLOW OF UNTREATED WATER THROUGH THE WATER TREATING MATERIAL THE STEPS BEING SEQUENTIAL WHERE DESCRIBED.
Claim 2
Dependent Claim
159 words
IN A WATER TREATING SYSTEM IN WHICH WATER TO BE TREATED NORMALLY FLOWS THROUGH A BED OF WATER TREATING MATERIAL AND IS WITHDRAWN INTO A TREATED WATER SYSTEM, THE METHOD OF REVITALIZING THE BED OF WATER TREATING MATERIAL WITH A FRESHLY PREPARED BRINE SOLUTION CONSISTING IN INTERRUPTING THE FLOW OF WATER TO THE WATER TREATING MATERIAL AND DIRECTING THE FLOW OF UNTREATED WATER TO THE TREATED WATER SYSTEM, SIMULTANEOUSLY DIRECTING WATER TO A QUANTITY OF STORED RELATIVELY DRY SALT, MAINTAINING THE FLOW OF WATER TO THE STORED SALT FOR A PREDETERMINED TIME PERIOD TO PRODUCE A MEASURED QUANTITY OF BRINE, REMOVING THE BRINE FROM THE SALT AND DIRECTING THE BRINE THROUGH THE WATER TREATING MATERIAL, SIMULTANEOUSLY DRAWING AIR THROUGH THE SALT AND DIRECTING FLUSHING WATER THROUGH THE WATER TREATING MATERIAL TO WASH OUT THE BRINE THEREFROM FOR A PREDETERMINED TIME PERIOD, AND RESTORING THE FLOW OF UNTREATED WATER THROUGH THE WATER TREATING MATERIAL THE STEPS BEING SEQUENTIAL WHERE DESCRIBED.
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) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |