US3548147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminates and electrically heated blankets incorporating such laminates
Assignee: Dreamland Electrical Appliances PLC
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Filing: 1968-10-03
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Granted: 1970-12-15
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Expires: 1988-10-03
Abstract
No abstract record available.
Inventors
- 👤 Leonard C Owers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:22
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/54; D04H13/00; H05B3/10; H05B3/16; B; B29; B29C; B29C70/00; B29C70/68; B29C70/685; B29C70/687; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0854; H05B2203/00; H05B2203/002; H05B2203/003; H05B2203/004; H05B2203/014; H05B2203/017
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |