US3034544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrant valve
Assignee: Individual
•
Filing: 1957-01-11
•
Granted: 1962-05-15
•
Expires: 1977-01-11
Abstract
No abstract record available.
Inventors
- 👤 Donald G Griswold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:26
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; B; B64; B64F; B64F1/00; B64F1/28; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7313; Y10T137/7323; Y10T137/7326; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87973
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US245263A
Cited
US1345571A
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US1738809A
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US1979850A
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US2239590A
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US2279969A
Cited
US2630822A
Cited
US2625410A
Cited
GB715383A
Cited
US2703096A
Cited
US2836207A
Cited
US2855961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |