US2991368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of loaded sheet materials
Assignee: Factories Direction Ltd
•
Filing: 1957-03-25
•
Granted: 1961-07-04
•
Expires: 1977-03-25
Abstract
No abstract record available.
Inventors
- 👤 Reissner Edgar Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:13
CPC Classifications
G; G21; G21F; G21F1/00; G21F1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US341587A
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US1228371A
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US1866372A
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US2054444A
Cited
US2459851A
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US2807727A
Cited
US2796411A
Cited
US2796529A
Cited
US2858451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |