Patent US2966781A successfully refreshed from Google Patents.
US2966781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration apparatus and methods of manufacturing the same
Assignee: Lanteris Space LLC
•
Filing: 1956-03-05
•
Granted: 1961-01-03
•
Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Harold W Schaefer
- 👤 Franklin W Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:03
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/02; B21D53/04; B21D53/045; F; F25; F25B; F25B39/00; F25B39/02; F25B39/022; F25B39/024; F25B2339/00; F25B2339/04; F25B2339/043
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2201316A
Cited
US2243903A
Cited
US2231162A
Cited
US2295113A
Cited
US2410360A
Cited
US2660971A
Cited
US2583682A
Cited
US2619811A
Cited
US2728316A
Cited
US2740188A
Cited
US2747258A
Cited
US2712736A
Cited
US2795113A
Cited
US2760346A
Cited
US2779168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |