US3260032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making packages
Assignee: Individual
•
Filing: 1963-06-07
•
Granted: 1966-07-12
•
Expires: 1983-06-07
Abstract
No abstract record available.
Inventors
- 👤 William M Hill
- 👤 Peter D J Dicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:28
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/50; B65B11/52
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
IN A PACKAGING MACHINE CLAMPING MEANS INCLUDING A FIRST RING AND A BASE FOR CLAMPING A PIECE OF PACKAGING FILM, SUPPORT MEANS FOR SUPPORTING AN ARTICLE TO BE PACKAGED ON A PACKAGE BASE IN SPACED RELATION TO A PIECE OF FILM IN SAID CLAMPING MEANS, MEANS INCLUDING A FILM HEATING DEVICE AND ALSO INCLUDING SAID SUPPORT MEANS AND A SECOND RING FOR STRETCHING FILM RETAINED IN SAID CLAMPING MEANS OVER AN ARTICLE TO BE PACKAGED AND PRESSING A MARGINAL EDGE PORTION THEREOF AGAINST A PACKAGE BASE ON SAID SUPPORT MEANS WHEREBY TO FORM A PACKAGE, MEANS FOR EVACUATING AIR FROM THE INTERIOR OF SAID PACKAGE, INCLUDING FIRST PASSAGE MEANS FORMED ACROSS THE CLAMPING SURFACE OF SAID SECOND RING, SECOND PASSAGE MEANS DEFINED BY SAID SUPPORT MEANS AND A PIECE OF FILM HELD IN SAID CLAMPING MEANS AND ADAPTED TO COMMUNICATE WITH SAID FIRST PASSAGE MEANS WHEN SAID SUPPORT MEANS AND SECOND RING PRESS THE MARGINAL EDGE PORTION OF FILM AGAINST SAID SUPPORT MEANS, SAID SECOND PASSAGE MEANS BEING ADAPTED TO CONNECTED WITH A SOURCE OF VACUUM.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |