US3490805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic clasp
Assignee: Standard Oil Co
•
Filing: 1968-01-15
•
Granted: 1970-01-20
•
Expires: 1988-01-15
Abstract
No abstract record available.
Inventors
- 👤 Michael J Di Pierro
- 👤 Donald P Mastrovito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:26
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; E05B; E05B15/00; E05B15/16; E05B15/1635; Y; Y10; Y10S; Y10S292/00; Y10S292/38; Y10S292/49; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0913; Y10T292/0914; Y10T292/0917; Y10T292/20; Y10T292/228
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |