Patent US3370394A successfully refreshed from Google Patents.
US3370394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging apparatus and method of packaging
Assignee: COTTINGHAM PAPER CO
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Filing: 1966-01-07
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Granted: 1968-02-27
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Expires: 1986-01-07
Abstract
No abstract record available.
Inventors
- 👤 Wesley C Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:09
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
THE METHOD OF WRAPPING AN ARTICLE IN A FILM OF RESILIENTLY PLIABLE MATERIAL CONSISTING OF RELEASABLY GRIPPING THE FILM ALONG LONGITUDINAL, MARGINAL EDGE PORTIONS AND REVOLVING THE GRIPPED PORTION OF THE FILM TO FORM A TUBULAR ENVELOPE SURROUNDING THE ARTICLE, STRETCHING THE FILM TRANSVERSELY DURING THE FORMATION OF THE TUBULAR ENVELOPE, RELEASING THE MARGINAL END PORTIONS OF THE TUBULAR ENVELOPE, FOLDING THE RELEASED MARGINAL END PORTIONS OF THE TUBULAR ENVELOPE OVER A CENTRAL PORTION OF THE TUBULAR ENVELOPE AND INTO CONTACTING ENGAGEMENT THEREWITH BEFORE
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |