Patent US925636A successfully refreshed from Google Patents.
US3469769A
Expired / Lapsed
US
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Interconnected bags having closure flaps and bottom gussets
Assignee: Lion Packaging Products Co Inc
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Filing: 1967-10-09
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Granted: 1969-09-30
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Expires: 1987-10-09
Abstract
No abstract record available.
Inventors
- 👤 William Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:37
CPC Classifications
B; B65; B65D; B65D31/00; B31; B31B; B31B2155/00; B31B2155/001; B31B2155/0014; B31B70/00; B31B70/74; B31B70/92; B31B70/94; B31B70/946
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |