US2530485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal house
Assignee: National Steel Corp
•
Filing: 1946-05-01
•
Granted: 1950-11-21
•
Expires: 1966-05-01
Abstract
No abstract record available.
Inventors
- 👤 Harold S Shannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:19
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/02; A01K1/0041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US166596A
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US1848690A
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US700949A
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US728037A
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US986703A
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US1361660A
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US1590982A
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US1605248A
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US1708098A
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GB367590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |