US3335845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor
Assignee: Licentia Patent Verwaltungs GmbH
•
Filing: 1965-07-12
•
Granted: 1967-08-15
•
Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 Wambold Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:30
CPC Classifications
B; B65; B65G; B65G27/00; B65G2812/00; B65G2812/03; B65G2812/0384
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
APPARATUS FOR CONVEYING A PULVERIZED MATERIAL COMPRISING A VIBRATING CONVEYOR CHUTE, A FLEXIBLE INSERT COEXTENSIVE WITH THE BOTTOM OF SAID CONVEYOR CHUTE AND MEANS FOR RETARDING THE DOWNWARD MOVEMENT OF THE INSERT WITH RESPECT TO THE BOTTOM OF THE CONVEYOR CHUTE ON THE DOWNWARD VIBRATORY STROKE THEREOF TO CUSHION THE VIBRATION OF SAID FLEXIBLE INSERT.
Claim 2
Dependent Claim
55 words
APPARATUS FOR CONVEYING A PULVERIZED MATERIAL COMPRISING A VIBRATING CONVEYOR CHUTE, A FLEXIBLE INSERT COEXTENSIVE WITH THE BOTTOM OF SAID CONVEYOR CHUTE AND MEANS FOR RETARDING THE DOWNWARD MOVEMENT OF THE INSERT WITH RESPECT TO THE BOTTOM OF THE CONVEYOR CHUTE ON THE DOWNWARD VIBRATORY STROKE THEREOF TO CUSHION THE VIBRATION OF SAID FLEXIBLE INSERT.
References Cited (Backward Citations)
US3087602A
Cited
US3195713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |