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US2690232A
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Strainer-insert and trap
Assignee: Individual
•
Filing: 1953-02-09
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Granted: 1954-09-28
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Expires: 1973-02-09
Abstract
No abstract record available.
Inventors
- 👤 Brem Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:38
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/28; E03C1/282; Y; Y10; Y10S; Y10S4/00; Y10S4/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194091A
Cited
GB191106055A
Cited
US1123705A
Cited
US1192265A
Cited
US1634530A
Cited
US2043412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |