Patent US2787027A successfully refreshed from Google Patents.
US2787027A
Expired / Lapsed
US
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Enclosed unitary plumbing fitting assembly
Assignee: J A ZURN Manufacturing Co
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Filing: 1951-06-02
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Granted: 1957-04-02
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Expires: 1971-06-02
Abstract
No abstract record available.
Inventors
- 👤 Albert A Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:34
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1730547A
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AT142442B
Cited
US2004933A
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US2266035A
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US2339778A
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US2340323A
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US2419319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |