US3029635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-temperature testing apparatus
Assignee: Amalgamated Growth Ind Inc
•
Filing: 1956-07-09
•
Granted: 1962-04-17
•
Expires: 1976-07-09
Abstract
No abstract record available.
Inventors
- 👤 Fetz Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:20
CPC Classifications
G; G01; G01M; G01M9/00; G01M9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2052796A
Cited
US2519531A
Cited
GB638052A
Cited
GB720466A
Cited
US2700305A
Cited
US2770708A
Cited
US2768279A
Cited
US2826708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |