US3032836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the distribution of mineral wool on a band conveyor
Assignee: Rockwool AB
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Filing: 1959-10-13
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Granted: 1962-05-08
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Expires: 1979-10-13
Abstract
No abstract record available.
Inventors
- 👤 Bo I Anderberg
- 👤 Kjell-Berger Sven Olof Kjell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:48
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/72; D04H1/736; D01; D01G; D01G25/00; D04H1/40; D04H1/42; D04H1/4209; D04H1/4218; D04H1/4226
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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |