US3411254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic thermo-break for heat conductive elements
Assignee: Individual
•
Filing: 1966-05-24
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Granted: 1968-11-19
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Expires: 1986-05-24
Abstract
No abstract record available.
Inventors
- 👤 Kessler Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:23
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/263; E06B3/277; Y; Y10; Y10S; Y10S49/00; Y10S49/01; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49861; Y10T29/49863; Y10T29/49867; Y10T29/49869
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |