Patent US3323282A successfully refreshed from Google Patents.
US3323282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machines
Assignee: Smith and Nephew Extruded Films Ltd
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Filing: 1963-11-18
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Granted: 1967-06-06
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Duns John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:24
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/06; B65B11/00; B65B11/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A PACKAGING MACHINE FOR WRAPPING ARTICLES OF VARYING SIZES IN A PLASTICS FILM OF HEAT SEALABLE MATERIAL COMPRISING IN COMBINATION: A FRAME, A LOADING PLATFORM ON SAID FRAME FOR SUPPORTING A PACKAGE TO BE SEALED, MEANS FOR SUPPORTING A ROLL OF CENTRE-FOLDED HEAT SEALABLE PLASTICS FILM AT THE REAR OF SAID LOADING PLATFORM, A SEPARATOR BETWEEN SAID LOADING PLATFORM AND SAID ROLL SUPPORTING MEANS FOR SEPARATING THE TWO PLIES OF FILM AS IT IS UNROLLED AND DRAWN FORWARDS TOWARDS SAID PLATFORM, HEAT SEALING AND SEVERING MEANS OF L-FORMATION, A TRANSVERSE PRESSER PAD AT THE REAR OF SAID PLATFORM, A LONGITUDINAL PRESSER PAD EXTENDING FORWARDLY FROM SAID TRANSVERSE PAD AT ONE SIDE OF SAID PLATFORM, MEANS ATTACHING SAID HEAT SEALING AND SEVERING MEANS TO AT LEAST SAID LONGITUDINAL PRESSER PAD FOR MOVEMENT OF SAID HEAT SEALING AND SEVERING MEANS TOWARDS SAID PRESSER PADS FOR CO-OPERATION WITH SAID PRESSER PADS TO EFFECT A HEAT SEALING OPERATION, AND MEANS ASSOCIATED WITH SAID FRAME PROVIDING FOR MOVEMENT OF AT LEAST SAID LONGITUDINAL PRESSER PAD TOGETHER WITH SAID HEAT SEALING AND SEVERING MEANS ATTACHED THERETO LATERALLY OF THE FILM RELATIVE TO SAID ROLL SUPPORT MEANS AND SAID SEPARATOR.
Claim 2
Dependent Claim
193 words
A PACKAGING MACHINE FOR WRAPPING ARTICLES OF VARYING SIZES IN A PLASTICS FILM OF HEAT SEALABLE MATERIAL COMPRISING IN COMBINATION: A FRAME, A LOADING PLATFORM ON SAID FRAME FOR SUPPORTING A PACKAGE TO BE SEALED, MEANS FOR SUPPORTING A ROLL OF CENTRE-FOLDED HEAT SEALABLE PLASTICS FILM AT THE REAR OF SAID LOADING PLATFORM, A SEPARATOR BETWEEN SAID LOADING PLATFORM AND SAID ROLL SUPPORTING MEANS FOR SEPARATING THE TWO PLIES OF FILM AS IT IS UNROLLED AND DRAWN FORWARDS TOWARDS SAID PLATFORM, HEAT SEALING AND SEVERING MEANS OF L-FORMATION, A TRANSVERSE PRESSER PAD AT THE REAR OF SAID PLATFORM, A LONGITUDINAL PRESSER PAD EXTENDING FORWARDLY FROM SAID TRANSVERSE PAD AT ONE SIDE OF SAID PLATFORM, MEANS ATTACHING SAID HEAT SEALING AND SEVERING MEANS TO AT LEAST SAID LONGITUDINAL PRESSER PAD FOR MOVEMENT OF SAID HEAT SEALING AND SEVERING MEANS TOWARDS SAID PRESSER PADS FOR CO-OPERATION WITH SAID PRESSER PADS TO EFFECT A HEAT SEALING OPERATION, AND MEANS ASSOCIATED WITH SAID FRAME PROVIDING FOR MOVEMENT OF AT LEAST SAID LONGITUDINAL PRESSER PAD TOGETHER WITH SAID HEAT SEALING AND SEVERING MEANS ATTACHED THERETO LATERALLY OF THE FILM RELATIVE TO SAID ROLL SUPPORT MEANS AND SAID SEPARATOR.
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |