Patent US3085292A successfully refreshed from Google Patents.
US3085292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing open mesh sheeting of thermoplastic resin
Assignee: Bemis Brothers Bag Co
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Filing: 1959-02-13
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Granted: 1963-04-16
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Expires: 1979-02-13
Abstract
No abstract record available.
Inventors
- 👤 Harold V Kindseth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:12
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/22; B29C43/222; B29C48/00; B29C48/03; B29C48/07; B29C48/08; Y; Y10; Y10S; Y10S264/00; Y10S264/70; Y10S425/00; Y10S425/806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
THE METHOD OF MANUFACTURING RUNNING LENGTHS OF PLASTIC RESINOUS OPEN MESH SHEET OR NET COMPRISNG THE STEPS OF, HEATING A SUPPLY OF PLASTIC RESINOUS MATERIAL TO A MOLTEN STATE, CONTINUOUSLY FEEDING THE MOLTEN MATERIAL IN A HOMOGENEOUS SHEET FORM, CONTROLLING THE PLASTICITY OF SAID SHEET FEEDING INTO THE NIP OF A PAIR OF COOLED COOPERATNG ENDLESS ROTARY DIE ELEMENTS WHEREBY PROGRESSIVE COOLING AND HARDENING OF SAID PLASTIC SHEET BEINGS AT SAID NIP, SAID ELEMENTS HAVING SPACED DISCRETE AREAS IN FACE-TO-FACE PRESSING ENGAGEMENT AND AT LEAST ONE OF WHICH DIE ELEMENTS BEING PROVIDED WITH GROOVES ON THE SURFACE THEREOF BETWEEN SAID AREAS, CONTINUOUSLY COOLING AND HARDENING SAID PLASTIC SHEET MATERIAL WHILE ROTATING SAID PLASTIC MATERIAL PRESSING AND DISPLACING DIE ELEMENTS IN SAID FACE-TO-FACE ENGAGEMENT THEREBY FORCING SUBSTANTIALLY ALL OF SAID MATERIAL FROM SAID AREAS INTO THE GROOVES AND COMPRESSING THE MATERIAL IN THE GROOVES, MAINTAINING SAID DIE ELEMENTS BELOW THE MELTING TEMPERATURE OF SAID PLASTIC SHEET MATERIAL THROUGHOUT THEIR CIRCUMFERENTIAL EXTENT DURING THE STEPS OF FORCING AND PRESSING THEREOF INTO SAID GROOVES, AND THEREAFTER CONTINUOUSLY WITHDRAWING THE FORMED OPEN MESH SHEET OR NET FROM SAID GROOVES.
Claim 2
Independent Claim
185 words
THE METHOD OF MANUFACTURING RUNNING LENGTHS OF PLASTIC RESINOUS OPEN MESH SHEET OR NET COMPRISNG THE STEPS OF, HEATING A SUPPLY OF PLASTIC RESINOUS MATERIAL TO A MOLTEN STATE, CONTINUOUSLY FEEDING THE MOLTEN MATERIAL IN A HOMOGENEOUS SHEET FORM, CONTROLLING THE PLASTICITY OF SAID SHEET FEEDING INTO THE NIP OF A PAIR OF COOLED COOPERATNG ENDLESS ROTARY DIE ELEMENTS WHEREBY PROGRESSIVE COOLING AND HARDENING OF SAID PLASTIC SHEET BEINGS AT SAID NIP, SAID ELEMENTS HAVING SPACED DISCRETE AREAS IN FACE-TO-FACE PRESSING ENGAGEMENT AND AT LEAST ONE OF WHICH DIE ELEMENTS BEING PROVIDED WITH GROOVES ON THE SURFACE THEREOF BETWEEN SAID AREAS, CONTINUOUSLY COOLING AND HARDENING SAID PLASTIC SHEET MATERIAL WHILE ROTATING SAID PLASTIC MATERIAL PRESSING AND DISPLACING DIE ELEMENTS IN SAID FACE-TO-FACE ENGAGEMENT THEREBY FORCING SUBSTANTIALLY ALL OF SAID MATERIAL FROM SAID AREAS INTO THE GROOVES AND COMPRESSING THE MATERIAL IN THE GROOVES, MAINTAINING SAID DIE ELEMENTS BELOW THE MELTING TEMPERATURE OF SAID PLASTIC SHEET MATERIAL THROUGHOUT THEIR CIRCUMFERENTIAL EXTENT DURING THE STEPS OF FORCING AND PRESSING THEREOF INTO SAID GROOVES, AND THEREAFTER CONTINUOUSLY WITHDRAWING THE FORMED OPEN MESH SHEET OR NET FROM SAID GROOVES.
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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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |