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Patent US3473536A successfully refreshed from Google Patents.
US3473536A
Expired / Lapsed
US
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Machine for uniting tobacco rods with mouthpieces
Assignee: Körber AG
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Filing: 1968-03-13
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Granted: 1969-10-21
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Expires: 1988-03-13
Abstract
No abstract record available.
Inventors
- 👤 Erwin Oesterling
- 👤 Johann Torbeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:40
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/47; A24C5/476; A24C5/477
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2130729A
Cited
US2366187A
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US3067754A
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US2924223A
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US3398753A
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US3404689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |