US2809065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock seal suitable for manufacture in plastics
Assignee: JOHN F RHODES
•
Filing: 1956-07-27
•
Granted: 1957-10-08
•
Expires: 1976-07-27
Abstract
No abstract record available.
Inventors
- 👤 August F Erke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:46
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02; G09F3/03; G09F3/0305; G09F3/0311; Y; Y10; Y10T; Y10T24/00; Y10T24/15; Y10T24/153; Y10T292/00; Y10T292/48; Y10T292/497; Y10T292/499
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) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |