Patent US1196058A successfully refreshed from Google Patents.
US1196058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-softening
Assignee: —
•
Filing: —
•
Granted: 1916-08-29
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Expires: 1933-08-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:28
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/28; C02F1/281; B; B01; B01J; B01J20/00; B01J20/30; B01J20/34; B01J20/3408; B01J49/00; B01J49/75; C02F2303/00; C02F2303/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1919-08-29 | 1920-02-28 | 1920-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-08-29 | 1924-02-28 | 1924-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-08-29 | 1928-02-28 | 1928-08-29 | $7700.00 | Window Closed / Lapsed |