US3353385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll gap measuring device
Assignee: Individual
•
Filing: 1964-07-07
•
Granted: 1967-11-21
•
Expires: 1984-07-07
Abstract
No abstract record available.
Inventors
- 👤 Neumann Karl Josef
- 👤 Metzger Hans Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:57
CPC Classifications
B; B21; B21B; B21B38/00; B21B38/10; G; G01; G01B; G01B7/00; G01B7/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1953165A
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US2601792A
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US3080490A
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US2903926A
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US3096670A
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US3089081A
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US3124982A
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US3208251A
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US3217240A
Cited
US3235790A
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US3247697A
Cited
US3246496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |