US3284976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door construction
Assignee: Individual
•
Filing: 1964-02-27
•
Granted: 1966-11-15
•
Expires: 1984-02-27
Abstract
No abstract record available.
Inventors
- 👤 Kadish Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:29
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/585; E06B3/5857; E06B3/96; E06B3/964; E06B3/9649
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1637723A
Cited
US1799423A
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US2605869A
Cited
US2706543A
Cited
US2902727A
Cited
US2996767A
Cited
US3177924A
Cited
GB952029A
Cited
US3177533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |