US3453897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrant locking device
Assignee: JOSEPH N ADINOLFI
•
Filing: 1964-02-05
•
Granted: 1969-07-08
•
Expires: 1984-02-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Adinolfi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:01
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; Y; Y10; Y10T; Y10T137/00; Y10T137/5327; Y10T137/5456; Y10T137/5468; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US212486A
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US957592A
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US893184A
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US990989A
Cited
US1044336A
Cited
US1092062A
Cited
US1172959A
Cited
US1795839A
Cited
US1887344A
Cited
US2829538A
Cited
US3210040A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |