US3048218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drum drier for evaporating solvent from a solution of unvulcanized rubber
Assignee: Rubber & Fibre Chemical Corp
•
Filing: 1958-09-23
•
Granted: 1962-08-07
•
Expires: 1978-09-23
Abstract
No abstract record available.
Inventors
- 👤 Gunther Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:06
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/02; F; F26; F26B; F26B17/00; F26B17/28; F26B17/284; F26B25/00; F26B25/005; F26B25/006; F26B25/008; B29B2017/0213; B29B2017/0293; B29K; B29K2021/00; B29K2105/00; B29K2105/06; B29K2105/12; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1318464A
Cited
US1424668A
Cited
GB147628A
Cited
DE324254C
Cited
US1421364A
Cited
GB167667A
Cited
US1641598A
Cited
US2886101A
Cited
GB784682A
Cited
US2868722A
Cited
FR1095547A
Cited
US2921038A
Cited
US2959539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |