US3219514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat insulating textile material and method of making same
Assignee: Individual
•
Filing: 1962-05-18
•
Granted: 1965-11-23
•
Expires: 1982-05-18
Abstract
No abstract record available.
Inventors
- 👤 Otto George Johan Stru Roysanc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 07:43
CPC Classifications
D; D06; D06M; D06M17/00; A; A41; A41D; A41D31/00; A41D31/04; A41D31/06; A41D31/065; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1025; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24628; Y10T428/24636; Y10T428/24661; Y10T428/24669; Y10T428/24694; Y10T428/24711; Y10T428/24727
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |