Patent US2605781A successfully refreshed from Google Patents.
US2605781A
Expired / Lapsed
US
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Hydrant
Assignee: J A ZURN MANUFACTURING Co
•
Filing: 1946-09-23
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Granted: 1952-08-05
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Expires: 1966-09-23
Abstract
No abstract record available.
Inventors
- 👤 John H Schmid
- 👤 John P Tansey
- 👤 Frank J Seigel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:50
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/14; Y; Y10; Y10T; Y10T137/00; Y10T137/5327; Y10T137/5386; Y10T137/5438; Y10T137/545; Y10T137/5497
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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DE7520C
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US109553A
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US113216A
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US174181A
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US436932A
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GB189605396A
Cited
AT5393B
Cited
FR379282A
Cited
US1154582A
Cited
US1648238A
Cited
US2097733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |