US3546787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluidized bed cooler
Assignee: Fuller Co
•
Filing: 1968-08-30
•
Granted: 1970-12-15
•
Expires: 1988-08-30
Abstract
No abstract record available.
Inventors
- 👤 Frank Walter Horner
- 👤 Erwin Louis Decker
- 👤 Lawrence E Veo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:29
CPC Classifications
F; F28; F28D; F28D7/00; F28D7/08; F28D7/082; F28D7/085; F28C; F28C3/00; F28C3/10; F28C3/12; F28C3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1801195A
Cited
US2500519A
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US2629938A
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US2761668A
Cited
US2759710A
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US2865504A
Cited
US3050786A
Cited
US2940735A
Cited
US3264751A
Cited
US3136531A
Cited
US3265124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |