US2657084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic connecting device for elastic fluid machines
Assignee: Individual
•
Filing: 1948-05-21
•
Granted: 1953-10-27
•
Expires: 1968-05-21
Abstract
No abstract record available.
Inventors
- 👤 Wiberg Oscar Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:25
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/025; F16; F16B; F16B2200/00; F16B2200/30; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/38; Y10S29/00; Y10S29/035; Y10T; Y10T24/00; Y10T24/45; Y10T24/45152; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49865
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US438822A
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US1314601A
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US693247A
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US1006661A
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US1919455A
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US2198167A
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US2418967A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |