US3475269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of forming dielectric paper
Assignee: TABERT Inc
•
Filing: 1966-03-11
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Granted: 1969-10-28
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Expires: 1986-03-11
Abstract
No abstract record available.
Inventors
- 👤 William B Cranford
- 👤 Anthony J Petricola
- 👤 Murray J Mcleod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:19
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/48; H01B3/52; D; D21; D21H; D21H17/00; D21H17/63; D21H17/65; D21H17/66
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) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |