Patent US3898076A successfully refreshed from Google Patents.
Patent US3377928A successfully refreshed from Google Patents.
US3377928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton forming mandrel
Assignee: Haskon Inc
•
Filing: 1965-08-09
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Granted: 1968-04-16
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Expires: 1985-08-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Clarence G Austin
- 👤 Howard R Garrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:32
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/26; B31B50/28; B31B50/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US627289A
Cited
US996601A
Cited
US1037372A
Cited
US3248841A
Cited
US3196760A
Cited
US3285283A
Cited
US3301144A
Cited
US3307325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |