US3028502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Fort James Corp
•
Filing: 1957-12-31
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Granted: 1962-04-03
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Expires: 1977-12-31
Abstract
No abstract record available.
Inventors
- 👤 Robert V Schiffbauer
- 👤 Dalton L Shinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:31
CPC Classifications
B; B41; B41F; B41F33/00; B41F33/0036; G; G01; G01N; G01N21/00; G01N21/84; G01N21/86; G06; G06G; G06G7/00; G06G7/12; G06G7/18; G06G7/188; G06V; G06V10/00; G06V10/98; G06V10/993
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |