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US2845632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-closet combination
Assignee: Individual
•
Filing: 1952-11-08
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Granted: 1958-08-05
•
Expires: 1972-11-08
Abstract
No abstract record available.
Inventors
- 👤 Leonard W Youngstrom
- 👤 Lee W Pearl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:43
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/24; E03D1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US624569A
Cited
US968411A
Cited
US1679669A
Cited
US1867118A
Cited
US1963709A
Cited
FR737463A
Cited
US2240130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |