US2985106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation system
Assignee: General Electric Co
•
Filing: 1958-05-28
•
Granted: 1961-05-23
•
Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph G Rhudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:37
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/02; H02K44/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE543214C
Cited
US1956395A
Cited
US2175630A
Cited
US2865291A
Cited
GB779545A
Cited
US2770196A
Cited
US2713196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |