US3021146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seals
Assignee: US Industries Inc
•
Filing: 1958-01-10
•
Granted: 1962-02-13
•
Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
- 👤 Gordon M Sommer
- 👤 Vincent J Mankowsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:07
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/54; F16L; F16L27/00; F16L27/08; F16L27/087; Y; Y10; Y10S; Y10S277/00; Y10S277/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1851723A
Cited
US2226001A
Cited
DE730762C
Cited
US2362363A
Cited
US2662480A
Cited
US2772897A
Cited
US2882075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |