US3443307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a flexible protection tube for a flexible shaft guided in the tube with radial play
Assignee: Mannesmann VDO AG
•
Filing: 1968-02-02
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Granted: 1969-05-13
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Expires: 1988-02-02
Abstract
No abstract record available.
Inventors
- 👤 Johannes Werner
- 👤 Hans Golde
- 👤 Horst Schlick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:35
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/12; B21C37/124; F; F16; F16C; F16C1/00; F16C1/02; F16C1/06; F16C1/10; F16C1/108; F16C1/26; F16C1/267; F16C2370/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49881; Y10T29/49885; Y10T29/4998; Y10T29/49982; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20456
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2430081A
Cited
US2497696A
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US3194702A
Cited
US3214995A
Cited
US3261225A
Cited
US3389579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |