US3053570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocker fixture
Assignee: Seng Co
•
Filing: 1961-01-05
•
Granted: 1962-09-11
•
Expires: 1981-01-05
Abstract
No abstract record available.
Inventors
- 👤 Fox Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:00
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/02; A47C3/025; A47C3/027; A47C3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1154021A
Cited
US1244389A
Cited
DE617530C
Cited
US2096437A
Cited
US2625983A
Cited
US2871916A
Cited
US2959210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |