US3536058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chemical heat barrier for wet suits
Assignee: HAROLD P VIND
•
Filing: 1968-10-16
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Granted: 1970-10-27
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Expires: 1988-10-16
Abstract
No abstract record available.
Inventors
- 👤 Peter J Hearst
- 👤 Harold P Vind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:27
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F7/03; C; C09; C09K; C09K5/00; C09K5/02; C09K5/06; C09K5/063; A61F2007/0001
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) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |