Patent FR2689388A1 successfully refreshed from Google Patents.
US3120728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor shrink cover machine
Assignee: WR Grace and Co
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Filing: 1961-01-06
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Granted: 1964-02-11
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Expires: 1981-01-06
Abstract
No abstract record available.
Inventors
- 👤 Jr William T Snow
- 👤 Thomas E Ford
- 👤 John W Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:34
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2842; B65B7/2885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE METHOD OF PACKAGING A RAISED PRODUCT CARRIED IN A CONTAINER HAVING A HEAT-SHRINKABLE COVER OVERLYING SAID CONTAINER COMPRISING: CONVEYING SAID CONTAINER, PRODUCT AND COVER ALONG A PREDETERMINED PATH; SIMULTATANEOUSLY DRAPING A LOOSELY HANGING BELT MEMBER OVER SAID CONTAINER, PRODUCT AND COVER TO CAUSE THE EDGE PORTION OF SAID COVER TO DRAPE OVER SAID CONTAINER; AND SIMULTANEOUSLY HEATING THE DRAPED EDGE PORTIONS OF THE COVER TO CAUSE THE SAME TO SHRINK.
Claim 2
Independent Claim
71 words
THE METHOD OF PACKAGING A RAISED PRODUCT CARRIED IN A CONTAINER HAVING A HEAT-SHRINKABLE COVER OVERLYING SAID CONTAINER COMPRISING: CONVEYING SAID CONTAINER, PRODUCT AND COVER ALONG A PREDETERMINED PATH; SIMULTATANEOUSLY DRAPING A LOOSELY HANGING BELT MEMBER OVER SAID CONTAINER, PRODUCT AND COVER TO CAUSE THE EDGE PORTION OF SAID COVER TO DRAPE OVER SAID CONTAINER; AND SIMULTANEOUSLY HEATING THE DRAPED EDGE PORTIONS OF THE COVER TO CAUSE THE SAME TO SHRINK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |