US3102776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for continuous production of shaped plastic webs
Assignee: Dynamit Nobel AG
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Filing: 1960-12-14
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Granted: 1963-09-03
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Expires: 1980-12-14
Abstract
No abstract record available.
Inventors
- 👤 Steinmann Heinrich
- 👤 Wienand Michael
- 👤 Rheinfeld Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:17
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/22; B29C53/24; B29C53/28; B29C53/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN THE PROCESS FOR THE MOLDING TREATMENT OF PLASTIC WEBS TO FORM CONTINUOUS CORRUGATED WEBS, IN WHICH THE WEB IS CONDUCTED BETWEEN A PAIR OF ENDLESS COACTING CHAIN MEANS EACH MOUNTED FOR MOVEMENT ON A PAIR OF SPACED APART SPROCKET WHEELS AND EACH HAVING A PLURALITY OF SHAPE-IMPARTING MEANS DISPOSED THEREALONG FOR RESILIENTLY URGINGLY ENGAGING CORRESPONDING SHAPE-IMPARTING MEANS DISPOSED ALONG THE OTHER CHAIN MEANS IN STAGGERED RELATION THERETO TO ACHIEVE THE CORRUGATED SHAPE, THE IMPROVEMENT WHICH COMPRISES FEEDING SAID WEB TO THE
Claim 2
Dependent Claim
82 words
IN THE PROCESS FOR THE MOLDING TREATMENT OF PLASTIC WEBS TO FORM CONTINUOUS CORRUGATED WEBS, IN WHICH THE WEB IS CONDUCTED BETWEEN A PAIR OF ENDLESS COACTING CHAIN MEANS EACH MOUNTED FOR MOVEMENT ON A PAIR OF SPACED APART SPROCKET WHEELS AND EACH HAVING A PLURALITY OF SHAPE-IMPARTING MEANS DISPOSED THEREALONG FOR RESILIENTLY URGINGLY ENGAGING CORRESPONDING SHAPE-IMPARTING MEANS DISPOSED ALONG THE OTHER CHAIN MEANS IN STAGGERED RELATION THERETO TO ACHIEVE THE CORRUGATED SHAPE, THE IMPROVEMENT WHICH COMPRISES FEEDING SAID WEB TO THE
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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) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |