Patent US2764876A successfully refreshed from Google Patents.
US2764876A
Expired / Lapsed
US
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Refrigeration and air conditioning
Assignee: Individual
•
Filing: 1955-02-07
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Granted: 1956-10-02
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Expires: 1975-02-07
Abstract
No abstract record available.
Inventors
- 👤 Parcaro Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:59
CPC Classifications
F; F25; F25B; F25B13/00; F25B39/00; F25B41/00; F25B41/20; F28; F28D; F28D7/00; F28D7/0066; F28D7/0083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2478428A
Cited
US2581744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |