US3456780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick-opening shrink film package
Assignee: Individual
•
Filing: 1967-11-09
•
Granted: 1969-07-22
•
Expires: 1987-11-09
Abstract
No abstract record available.
Inventors
- 👤 Harold M Forman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:44
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/58; B65D75/66; B65D75/68; B65D75/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US147697A
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US1630542A
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US1684421A
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US2684877A
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US2870953A
Cited
US2956886A
Cited
US3061169A
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US3188215A
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US3338404A
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US3254758A
Cited
US3352480A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |