US3429420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor installation and conveyor belt system therefor
Assignee: Beteiligungs und Patentverwaltungs GmbH
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Filing: 1967-03-28
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Granted: 1969-02-25
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Expires: 1987-03-28
Abstract
No abstract record available.
Inventors
- 👤 Gert Bechtloff
- 👤 Reinhold Szonn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:00
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/30; B65G15/32; B65G15/42; B65G15/44; B65G15/10; B65G15/12; B65G15/14; B65G15/18; B65G37/00; B65G2201/00; B65G2201/04; B65G2812/00; B65G2812/01; B65G2812/016; B65G2812/018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124231A
Cited
US3319776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |