Patent US3216458A successfully refreshed from Google Patents.
US3216458A
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Assignee: ULVSUNDA GUMMIFABRIKS AB
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Filing: 1961-04-27
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Granted: 1965-11-09
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Expires: 1981-04-27
Abstract
No abstract record available.
Inventors
- 👤 Sabe Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:00
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; F; F16; F16L; F16L11/00; F16L11/24; B29K; B29K2021/00; B29K2105/00; B29K2105/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189401116A
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GB190210921A
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GB190324125A
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US1797193A
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US2715914A
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US2597806A
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US2539853A
Cited
US2798508A
Cited
US2913011A
Cited
US3029843A
Cited
GB848774A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |