US3524794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid sealing gasket
Assignee: 3M Co
•
Filing: 1966-08-04
•
Granted: 1970-08-18
•
Expires: 1986-08-04
Abstract
No abstract record available.
Inventors
- 👤 Nelson Jonnes
- 👤 Edward P Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:28
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0053; F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/102; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/26; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249971; Y10T428/249974; Y10T428/29; Y10T428/2982; Y10T428/31504; Y10T428/31551; Y10T428/31598; Y10T428/31652; Y10T428/31663; Y10T428/3167; Y10T428/31725; Y10T428/31736; Y10T428/31765; Y10T428/31779; Y10T428/31783
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 |