Patent US3736203A successfully refreshed from Google Patents.
US3736203A
Expired / Lapsed
US
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Method of forming annular shaped wrapping
Assignee: Individual
•
Filing: 1971-02-08
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Granted: 1973-05-29
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Expires: 1991-02-08
Abstract
Abstract A method and an apparatus is provided for forming packing or wrapping material of an elastic plastic sheet material for products of special shapes and particularly annular articles. The sheet of material is permanently stretched in a longitudinal direction with the amount of stretching varying across the width of the sheet so that the sheet assumes a permanent shape to insure wrapping of an annular article without any air gaps between the wrapping material and the article.
Inventors
- 👤 I Miura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:20
CPC Classifications
B; B65; B65H; B65H81/00; B65H81/02; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |