US2812014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulator pads and method of making same
Assignee: Rockwell Spring and Axle Co
•
Filing: 1953-10-28
•
Granted: 1957-11-05
•
Expires: 1973-10-28
Abstract
No abstract record available.
Inventors
- 👤 Milton B Hammond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:02
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C7/30; A47C27/00; A47C27/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1883562A
Cited
US2008158A
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US2094074A
Cited
US2221507A
Cited
US2576729A
Cited
US2638154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |