US3524922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant heat cable support
Assignee: Individual
•
Filing: 1967-11-27
•
Granted: 1970-08-18
•
Expires: 1987-11-27
Abstract
No abstract record available.
Inventors
- 👤 Stanley E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:33
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/10; H05B3/16; F; F24; F24D; F24D13/00; F24D13/02; Y; Y02; Y02B; Y02B30/00; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4838; Y10T83/929; Y10T83/9372; Y10T83/9408
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) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |