US3530546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Nemrod Metzeler SA
•
Filing: 1968-04-16
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Granted: 1970-09-29
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Expires: 1988-04-16
Abstract
No abstract record available.
Inventors
- 👤 Juan Vilarrubis Ferrando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:48
CPC Classifications
A; A44; A44B; A44B11/00; A44B11/25; A44B11/2592; A44B11/2596; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/38; Y10T; Y10T24/00; Y10T24/34; Y10T24/3401; Y10T24/3403; Y10T24/3408; Y10T24/45; Y10T24/45005; Y10T24/4501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |