Patent US3547754A successfully refreshed from Google Patents.
US3547754A
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Thermoplastic packaging films having a difference in slip characteristics between their two outer surfaces
Assignee: Fort James Corp
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Filing: 1965-10-01
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Granted: 1970-12-15
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Expires: 1985-10-01
Abstract
No abstract record available.
Inventors
- 👤 George M Tokos
- 👤 Edward G Tonn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:15
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C48/00; B29C48/16; B29C48/18; B29C48/21; B29C48/25; B29C48/30; B29C48/305; B29C48/307; B29C48/03; B29C48/07; B29C48/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3165492A
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US3262808A
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US3232789A
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US3246831A
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US3176021A
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US3223761A
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US3376275A
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US3380844A
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US3438825A
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US3340091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |