Patent US3418921A successfully refreshed from Google Patents.
US3418921A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broiler
Assignee: Vulcan-Hart Corp
•
Filing: 1966-04-25
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Granted: 1968-12-31
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Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Howard C Fautz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:59
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/067; A47J37/0682
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541534A
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US347822A
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FR717320A
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US1959657A
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US2052067A
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US1956387A
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US2060004A
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US2076479A
Cited
FR936111A
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US2881695A
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US2980101A
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US2985097A
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US3308747A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |