US3417573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a self-contained refrigeration system
Assignee: Individual
•
Filing: 1965-08-17
•
Granted: 1968-12-24
•
Expires: 1985-08-17
Abstract
No abstract record available.
Inventors
- 👤 John M Warner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:58
CPC Classifications
A; A47; A47J; A47J41/00; A47J41/0038; A47J41/0044; F; F25; F25D; F25D3/00; F25D3/10; F25D3/107; A47J41/0055; A47J41/0072; F25D2331/00; F25D2331/80; F25D2331/805; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1987323A
Cited
US1946962A
Cited
US2021367A
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US2460765A
Cited
US2889078A
Cited
US2981435A
Cited
US3169670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |