US2545911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifreezing sanitary hydrant assembly
Assignee: MURDOCK Manufacturing AND SUPPLY CO
•
Filing: 1946-08-16
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Granted: 1951-03-20
•
Expires: 1966-08-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Bart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:50
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/14; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185; Y10T137/5327; Y10T137/5386
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE7520C
Cited
CH9043A
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US1002972A
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US1216815A
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US1585084A
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US1693459A
Cited
US1828763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |