US3349893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor belt
Assignee: Gewerkschaft Eisenhutte Westfalia GmbH
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Filing: 1965-02-02
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Granted: 1967-10-31
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Expires: 1985-02-02
Abstract
No abstract record available.
Inventors
- 👤 Jordan Friedrich
- 👤 Heuser Ewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:22
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/08; B65G17/086; B65G17/02; B65G17/065; B65G17/067; B65G2201/00; B65G2201/02; B65G2201/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A CONVEYOR BELT WHICH COMPRISES A PLURALITY OF RIGID PLATES DISPOSED IN ENDWISE SPACED-APART RELATION TO EACH OTHER WITH ADJACENT PLATES BEING CONNECTED BY FLEXIBLE ARCHED JOINING MEMBERS EXTENDING SUBSTANTIALLY ABOVE SAID PLATES AND HAVING MARGINAL BEADS WHICH ARE INSERTED
Claim 2
Dependent Claim
40 words
A CONVEYOR BELT WHICH COMPRISES A PLURALITY OF RIGID PLATES DISPOSED IN ENDWISE SPACED-APART RELATION TO EACH OTHER WITH ADJACENT PLATES BEING CONNECTED BY FLEXIBLE ARCHED JOINING MEMBERS EXTENDING SUBSTANTIALLY ABOVE SAID PLATES AND HAVING MARGINAL BEADS WHICH ARE INSERTED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |