US3048094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilating poultry house
Assignee: Individual
•
Filing: 1959-09-23
•
Granted: 1962-08-07
•
Expires: 1979-09-23
Abstract
No abstract record available.
Inventors
- 👤 William A Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:30
CPC Classifications
A; A01; A01K; A01K31/00; F; F24; F24F; F24F7/00; F24F7/04; F24F7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE196875C
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DE213257C
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DE208220C
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DE371869C
Cited
GB190612938A
Cited
GB190715574A
Cited
FR442550A
Cited
US1731289A
Cited
DE509362C
Cited
US2327664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |