US3432196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for constructing high-insulation panels,particularly sandwich panels for prefabricated freezers,and panels produced by this process
Assignee: Individual
•
Filing: 1966-06-28
•
Granted: 1969-03-11
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Expires: 1986-06-28
Abstract
No abstract record available.
Inventors
- 👤 Giovanni Marchiorello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:35
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6166; E04B1/617; E04B1/6116; E04H; E04H5/00; E04H5/10; F; F25; F25D; F25D23/00; F25D23/06; F25D23/062; F25D23/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1893481A
Cited
US1754026A
Cited
US1882306A
Cited
US2091061A
Cited
US2300743A
Cited
US2209580A
Cited
GB757262A
Cited
US2904144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |