US3028838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic animal feeder
Assignee: CST Storage Inc
•
Filing: 1958-09-24
•
Granted: 1962-04-10
•
Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 Haggard John Marcus
- 👤 Paul A Mcmurray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:56
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0258
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1563206A
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US2222369A
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US2563321A
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US2522449A
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US2630906A
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US2782761A
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US2801610A
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US2854949A
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US2867314A
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US2914024A
Cited
US2926629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |