US2460036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water treating apparatus
Assignee: Worthington Pump and Machinery Corp
•
Filing: 1946-08-03
•
Granted: 1949-01-25
•
Expires: 1966-08-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Sebald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:28
CPC Classifications
B; B01; B01J; B01J47/00; B01J47/02; B01J47/022; C; C02; C02F; C02F1/00; C02F1/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1276629A
Cited
GB224656A
Cited
US1759601A
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US1696369A
Cited
US1775412A
Cited
US1980161A
Cited
US2000696A
Cited
US2092716A
Cited
US2365221A
Cited
US2412328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |