Patent US3649862A successfully refreshed from Google Patents.
Patent US3238564A successfully refreshed from Google Patents.
US3238564A
Expired / Lapsed
US
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Apparatus for forming and collecting thin-wall tubing
Assignee: FMC Corp
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Filing: 1964-05-01
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Granted: 1966-03-08
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Expires: 1984-05-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Horace P Fry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:43
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/10; B29C48/001; B29C48/0018; B29C48/0019; B29C48/25; B29C48/355
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
APPARATUS FOR FORMING AND COLLECTING A TUBING INCLUDING MEANS FOR EXTRUDING FLOWABLE FILM-FORMING MATERIAL IN THE FORM OF A TUBING HAVING LONGITUDINALLY EXTENDING )ELEMENTS WHICH DIFFER IN THICKNESS, MEANS FOR SOLIDIFYING THE FILM-FORMING MATERIAL OF THE TUBING, MEANS ENGAGING WITH AND COLLAPSING THE TUBING AS IT TRAVELS LONGITUDINALLY, MEANS FOR RETAINING THE COLLAPSED PORTION OF THE TUBING IN A FLATTENED CONDITION AND LONGITUDINALLY ADVANCING THE SAME, MEANS FOR WINDING THE FLATTENED TUBING AS A ROLL, AND MEANS FOR PERIODICALLY MOVING SAID COLLAPSING
Claim 2
Dependent Claim
82 words
APPARATUS FOR FORMING AND COLLECTING A TUBING INCLUDING MEANS FOR EXTRUDING FLOWABLE FILM-FORMING MATERIAL IN THE FORM OF A TUBING HAVING LONGITUDINALLY EXTENDING )ELEMENTS WHICH DIFFER IN THICKNESS, MEANS FOR SOLIDIFYING THE FILM-FORMING MATERIAL OF THE TUBING, MEANS ENGAGING WITH AND COLLAPSING THE TUBING AS IT TRAVELS LONGITUDINALLY, MEANS FOR RETAINING THE COLLAPSED PORTION OF THE TUBING IN A FLATTENED CONDITION AND LONGITUDINALLY ADVANCING THE SAME, MEANS FOR WINDING THE FLATTENED TUBING AS A ROLL, AND MEANS FOR PERIODICALLY MOVING SAID COLLAPSING
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |