US2781079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing apparatus
Assignee: EIDP Inc
•
Filing: 1953-11-17
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Granted: 1957-02-12
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Expires: 1973-11-17
Abstract
No abstract record available.
Inventors
- 👤 Ruby John Atlee
- 👤 Reary Arthur Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:16
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/84; B29C66/843; B29C66/8432; B26; B26D; B26D1/00; B26D1/01; B26D1/02; B26D1/03; B26D1/035; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/74; B29C65/743; B29C65/7439; B29C65/745; B29C65/7459; B29C65/749; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C66/05; B29C66/10; B29C66/13; B29C66/135; B29C66/1352; B29C66/137; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/83; B29C66/836; B29C66/90; B29C66/94; B29C66/11; B29C66/112; B29C66/1122; B29C66/133; B29C66/71; B29C66/832; B29C66/8324; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1313; Y10T156/1317; Y10T156/1322; Y10T156/1326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2535029A
Cited
US2516602A
Cited
US2627213A
Cited
US2556452A
Cited
US2665738A
Cited
US2712343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-12 | 1960-08-13 | 1961-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-12 | 1964-08-13 | 1965-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-12 | 1968-08-13 | 1969-02-12 | $7700.00 | Window Closed / Lapsed |