US3451375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating drum coating apparatus
Assignee: Wander AG
•
Filing: 1967-01-03
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Granted: 1969-06-24
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Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Frithjof Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:05
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/02; B05B13/0221; B05B13/025; B05B13/0257; A; A23; A23G; A23G3/00; A23G3/02; A23G3/20; A23G3/26; A61; A61J; A61J3/00; A61J3/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US901455A
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US1910536A
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US2298016A
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US2560820A
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US2994165A
Cited
US3095326A
Cited
US3167035A
Cited
US3220875A
Cited
US3138368A
Cited
US3172644A
Cited
US3285223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |