Patent US2618880A successfully refreshed from Google Patents.
US2618880A
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US
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Assignee: Individual
•
Filing: 1947-01-28
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Granted: 1952-11-25
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Expires: 1967-01-28
Abstract
No abstract record available.
Inventors
- 👤 Theodore R Sourek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:39
CPC Classifications
A; A01; A01K; A01K89/00; A01K97/00; A01K97/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1269276A
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US1492725A
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US1489704A
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US1490283A
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US1535312A
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US1633988A
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US1785561A
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US1827654A
Cited
FR701657A
Cited
US2051750A
Cited
US2154772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |