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US3023978A
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Assignee: Denison Johnson Inc
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Filing: 1957-08-05
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Granted: 1962-03-06
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Expires: 1977-08-05
Abstract
No abstract record available.
Inventors
- 👤 Denison F Evelyn
- 👤 Lloyd E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:54
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/01; A01K89/0102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1800851A
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US2440452A
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US2429782A
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US2705113A
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US2574718A
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US2668025A
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US2719680A
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GB760981A
Cited
US2863616A
Cited
US2772839A
Cited
US2828927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |