US3550421A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stacked fluted-wall receptacles
Assignee: FLUTED PAPER PRODUCTS COMPANY Inc A CT CORP
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Filing: 1968-10-03
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Granted: 1970-12-29
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Expires: 1988-10-03
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Stakel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:19
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2646; A; A21; A21B; A21B3/00; A21B3/13; A21B3/132; B31; B31B; B31B50/00; B31B50/26; B31B50/44; B31B2100/00; B31B2110/00; B31B2110/10; B31B2110/20; B31B2120/00; B31B2120/70; B31B50/74; B31B50/92; B31B50/98
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) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |