US2662503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic watering fountain
Assignee: Individual
•
Filing: 1948-05-11
•
Granted: 1953-12-15
•
Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Earl B Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:52
CPC Classifications
F; F16; F16K; F16K21/00; F16K21/04; F16K21/16; F16K21/165; A; A01; A01K; A01K39/00; A01K39/02; A01K39/022; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7339; Y10T137/7342
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1013105A
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GB193688A
Cited
US1816781A
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US1760761A
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US1933723A
Cited
US2059359A
Cited
US2049228A
Cited
US2452305A
Cited
US2512839A
Cited
US2541622A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |