US3496735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ejector in refrigerating device
Assignee: US Philips Corp
•
Filing: 1968-07-05
•
Granted: 1970-02-24
•
Expires: 1988-07-05
Abstract
No abstract record available.
Inventors
- 👤 Jan Haisma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:30
CPC Classifications
F; F25; F25J; F25J1/00; F25J1/02; F25J1/0243; F25J1/0257; F25J1/0275; F25J1/0276; F25B; F25B1/00; F25B1/10; F25B9/00; F25B9/08; F25J1/003; F25J1/0047; F25J1/0052; F25J1/006; F25J1/0062; F25J1/0065; F25B2341/00; F25B2341/001; F25B2341/0012; F25B2341/0013; F25B2500/00; F25B2500/01; F25J2270/00; F25J2270/90; F25J2270/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1779009A
Cited
US2000741A
Cited
US2000762A
Cited
US2352094A
Cited
US3360955A
Cited
US3277660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |