US2854230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber spring unit and method of making same
Assignee: VIBRADAMP Corp
•
Filing: 1955-10-31
•
Granted: 1958-09-30
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Expires: 1975-10-31
Abstract
No abstract record available.
Inventors
- 👤 William E Jones
- 👤 Frank A Marovich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:54
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/12; B29K; B29K2105/00; B29K2105/06; B29K2105/12; B29K2105/128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2002399A
Cited
GB403249A
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GB476678A
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US2331146A
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US2325026A
Cited
US2375182A
Cited
US2338839A
Cited
US2371788A
Cited
US2489242A
Cited
US2785739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |