Patent US3280535A successfully refreshed from Google Patents.
US3280535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for sealing the tops of cartons
Assignee: FMC Corp
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Filing: 1963-07-08
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Granted: 1966-10-25
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Expires: 1983-07-08
Abstract
No abstract record available.
Inventors
- 👤 James L Reimers
- 👤 Vadas Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:18
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
APPARATUS FOR SEALING THE TOP CLOSURE OF A THERMOPLASTIC CARTON HAVING FLAPS, TABS AND LIPS SEPARATED BY SCORE LINES COMPRISING A SUPPORT STRUCTURE, MEANS ON SAID STRUCTURE FOR FOLDING THE FLAPS OF THE TOP CLOSURE TOGETHER WITH THE TABS PROJECTING OUTWARDLY FROM THE UPPER EDGES OF CERTAIN OF SAID FLAPS, MEANS INSERTED BELOW SAID TABS FOR SUPPORTING THE TABS, FIRST PRESSURE MEANS FOR HOLDING SAID SUPPORT MEANS IN SUPPORTING POSITION, A MEANS FOR ADJUSTING THE POSITION OF SAID SUPPORT MEANS RELATIVE TO
Claim 2
Dependent Claim
82 words
APPARATUS FOR SEALING THE TOP CLOSURE OF A THERMOPLASTIC CARTON HAVING FLAPS, TABS AND LIPS SEPARATED BY SCORE LINES COMPRISING A SUPPORT STRUCTURE, MEANS ON SAID STRUCTURE FOR FOLDING THE FLAPS OF THE TOP CLOSURE TOGETHER WITH THE TABS PROJECTING OUTWARDLY FROM THE UPPER EDGES OF CERTAIN OF SAID FLAPS, MEANS INSERTED BELOW SAID TABS FOR SUPPORTING THE TABS, FIRST PRESSURE MEANS FOR HOLDING SAID SUPPORT MEANS IN SUPPORTING POSITION, A MEANS FOR ADJUSTING THE POSITION OF SAID SUPPORT MEANS RELATIVE TO
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |