Patent US3203534A successfully refreshed from Google Patents.
US3203534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor
Assignee: Telefunken Patentverwertungs GmbH
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Filing: 1961-08-30
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Granted: 1965-08-31
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Expires: 1981-08-30
Abstract
No abstract record available.
Inventors
- 👤 Burkhardt Gisbert
- 👤 Rapparlie Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:58
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/12; B07; B07C; B07C1/00; B07C1/02; B07C1/06; B65H2301/00; B65H2301/30; B65H2301/32; B65H2301/321; B65H2404/00; B65H2404/20; B65H2404/26; B65H2404/261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A CONVEYOR FOR ALIGNING FLAT MATERIAL TO BE SORTED, SUCH AS MAIL SHIPMENTS, COMPRISING, IN COMBINATION: A CONVEYOR BELT DEVICE FOR CONVEYING SHIPMENTS AND DEFINING A HORIZONTAL REFERENCE PLANE AGAINST WHICH THE EDGES OF SHIPMENTS ARE TO BE ALIGNED; AND SPACED GUIDE BELTS FORMING SIDE WALLS FOR SAID DEVICE AND MOVING IN THE CONVEYING DIRECTION SO THAT ANY SHIPMENTS WHICH DO NOT ADHERE TO SAID GUIDE BELTS MAY ALIGN THEMSELVES SOLELY BY THE FORCE OF GRAVITY, SAID GUIDE BELTS BEING INCLINED TOWARD SAID REFERENCE PLANE TO ALIGN ANY SHIPMENTS WHICH DO ADHERE TO SAID GUIDE BELTS.
Claim 2
Dependent Claim
96 words
A CONVEYOR FOR ALIGNING FLAT MATERIAL TO BE SORTED, SUCH AS MAIL SHIPMENTS, COMPRISING, IN COMBINATION: A CONVEYOR BELT DEVICE FOR CONVEYING SHIPMENTS AND DEFINING A HORIZONTAL REFERENCE PLANE AGAINST WHICH THE EDGES OF SHIPMENTS ARE TO BE ALIGNED; AND SPACED GUIDE BELTS FORMING SIDE WALLS FOR SAID DEVICE AND MOVING IN THE CONVEYING DIRECTION SO THAT ANY SHIPMENTS WHICH DO NOT ADHERE TO SAID GUIDE BELTS MAY ALIGN THEMSELVES SOLELY BY THE FORCE OF GRAVITY, SAID GUIDE BELTS BEING INCLINED TOWARD SAID REFERENCE PLANE TO ALIGN ANY SHIPMENTS WHICH DO ADHERE TO SAID GUIDE BELTS.
References Cited (Backward Citations)
US1495799A
Cited
US2947406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |