US2806373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the testing of paper
Assignee: Individual
•
Filing: 1954-05-26
•
Granted: 1957-09-17
•
Expires: 1974-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jens Christian Henrik Claud Be
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:33
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/02; G01B7/06; G01B7/10; G01B7/107; G01N; G01N33/00; G01N33/34; G01N33/346
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US921083A
Cited
US955988A
Cited
US1913120A
Cited
US2392010A
Cited
US2466615A
Cited
US2688878A
Cited
US2674127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |