Patent US3418779A successfully refreshed from Google Patents.
US3418779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window units
Assignee: Shatterproof Glass Corp
•
Filing: 1966-05-09
•
Granted: 1968-12-31
•
Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Jendrisak
- 👤 Armando V Sisto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:22
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/62; E06B3/04; E06B3/06; E06B3/24; F; F24; F24C; F24C15/00; F24C15/02; F24C15/04; E06B2003/6217; E06B2003/6229; E06B2003/6238; E06B2003/6244; E06B2003/625; E06B2003/6261
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1185400A
Cited
US1727779A
Cited
US1970422A
Cited
US2348307A
Cited
US2535589A
Cited
GB768491A
Cited
US2869694A
Cited
US3288489A
Cited
US3170456A
Cited
US3297345A
Cited
US3332711A
Cited
US3228388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |