US3384006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil binder
Assignee: Beteiligungs und Patentverwaltungs GmbH
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Filing: 1966-04-18
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Granted: 1968-05-21
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Expires: 1986-04-18
Abstract
No abstract record available.
Inventors
- 👤 Heliigrath Fritz
- 👤 Riedel Otto
- 👤 Ziems Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:33
CPC Classifications
B; B65; B65B; B65B13/00; B65B13/02; B65B13/025; B65B27/00; B65B27/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA615650A
Cited
US1261589A
Cited
US1412098A
Cited
US2901966A
Cited
US3263597A
Cited
FR1355475A
Cited
US3304960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |