Patent US4437861A successfully refreshed from Google Patents.
Patent US3534667A successfully refreshed from Google Patents.
US3534667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for expanding and reverse-collapsing tubular folding box blanks
Assignee: Kliklok LLC
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Filing: 1968-10-08
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Granted: 1970-10-20
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Expires: 1988-10-08
Abstract
No abstract record available.
Inventors
- 👤 Karl A Krause
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:54
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/74; B31B50/76; B31B50/80; B31B50/802; B31B50/26; B31B50/36; B31B50/52; B31B50/78; B31B50/804; B31B2100/00; B31B2120/00; B31B2120/30
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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |