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US2909335A
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US
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Resilient and bonded drum lining
Assignee: Trelleborgs Gummifabriks AB
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Filing: 1954-08-03
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Granted: 1959-10-20
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Expires: 1974-08-03
Abstract
No abstract record available.
Inventors
- 👤 Janelid Erik Ingvar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:10
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/18; B02C17/22; B02C17/225; Y; Y10; Y10S; Y10S241/00; Y10S241/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315025A
Cited
GB206456A
Cited
US1601956A
Cited
US1919366A
Cited
US2227905A
Cited
US2374332A
Cited
US2476505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |