US2831586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling apparatus
Assignee: Gulf Oil Corp
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Filing: 1955-08-19
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Granted: 1958-04-22
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Expires: 1975-08-19
Abstract
No abstract record available.
Inventors
- 👤 Emzy H Patrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:17
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/32; B65B; B65B35/00; B65B35/30; B65B35/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
APPARATUS FOR FACILITATING THE HANDLING AND PACKAGING OF SLAB MATERIAL WHICH COMPRISES A STEP ELEVATOR FOR POSITIONING A NUMBER OF SLAB MATERIAL IN STEP-WISE ARRANGEMENT, PUSHER MEANS FOR ACCUMULATING SAID SLAB MATERIAL ON TOP OF EACH OTHER TO FORM A STACK THEREOF AND MOVING SAID STACK TO A LOADING STATION, MEANS FOR MOVING SAID STACK AT SAID LOADING STATION INTO A CONTAINER AND MEANS FIXED TO SAID PUSHER MEANS FOR ENGAG-ING THE SLAB MATERIAL ON THE TOP STEP OF SAID STEP ELEVATOR AND MAINTAINING SUCH ENGAGEMENT DURING THE HANDLING AND PACKAGING OF SUCH SLAB MATERIAL.
Claim 2
Dependent Claim
95 words
APPARATUS FOR FACILITATING THE HANDLING AND PACKAGING OF SLAB MATERIAL WHICH COMPRISES A STEP ELEVATOR FOR POSITIONING A NUMBER OF SLAB MATERIAL IN STEP-WISE ARRANGEMENT, PUSHER MEANS FOR ACCUMULATING SAID SLAB MATERIAL ON TOP OF EACH OTHER TO FORM A STACK THEREOF AND MOVING SAID STACK TO A LOADING STATION, MEANS FOR MOVING SAID STACK AT SAID LOADING STATION INTO A CONTAINER AND MEANS FIXED TO SAID PUSHER MEANS FOR ENGAG-ING THE SLAB MATERIAL ON THE TOP STEP OF SAID STEP ELEVATOR AND MAINTAINING SUCH ENGAGEMENT DURING THE HANDLING AND PACKAGING OF SUCH SLAB MATERIAL.
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) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |