US3470734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the surface weight of a material
Assignee: Skandinaviska Processinstrument AB
•
Filing: 1966-08-22
•
Granted: 1969-10-07
•
Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Nils Bertil Agdur
- 👤 Peter Weissglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:38
CPC Classifications
G; G01; G01N; G01N29/00; G01N29/04; G01N29/11; D; D21; D21G; D21G9/00; D21G9/0009; G01B; G01B17/00; G01N2291/00; G01N2291/02; G01N2291/023; G01N2291/0235
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2527208A
Cited
US3350924A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |