US2002318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum stabilizer
Assignee: Trico Products Corp
•
Filing: 1929-09-26
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Granted: 1935-05-21
•
Expires: 1949-09-26
Abstract
No abstract record available.
Inventors
- 👤 Hueber Henry
- 👤 Erwin C Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:32
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/04; B; B60; B60K; B60K25/00; B60K25/04; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/10; F04; F04B; F04B35/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7795
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-05-20 | 1938-11-19 | 1939-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-05-20 | 1942-11-19 | 1943-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-05-20 | 1946-11-19 | 1947-05-21 | $7700.00 | Window Closed / Lapsed |