Patent US3481824A successfully refreshed from Google Patents.
US3481824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible packing with metal mesh core
Assignee: Acadia Elastomers Corp
•
Filing: 1965-12-23
•
Granted: 1969-12-02
•
Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 Emil Jacob Poltorak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:10
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0053; F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/20; B29L; B29L2031/00; B29L2031/26; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2915; Y10T428/2933; Y10T428/2936; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US868136A
Cited
US1203762A
Cited
US1659984A
Cited
US2376039A
Cited
US2698269A
Cited
US2924471A
Cited
US3223676A
Cited
US3361432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |