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 17:15
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
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References Cited (Backward Citations)
US1185400A
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US1727779A
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US1970422A
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US2348307A
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US2535589A
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GB768491A
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US2869694A
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US3288489A
Cited
US3170456A
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US3297345A
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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 |