US2686932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making plastic binders
Assignee: General Binding Corp
•
Filing: 1950-09-23
•
Granted: 1954-08-24
•
Expires: 1970-09-23
Abstract
No abstract record available.
Inventors
- 👤 Mitchell J Zaleski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:50
CPC Classifications
B; B42; B42B; B42B5/00; B42B5/08; B42B5/10; B42B5/103; B29; B29C; B29C67/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US523073A
Cited
US2211744A
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US2211743A
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US2304629A
Cited
US2273824A
Cited
US2403644A
Cited
US2491527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |