US3422878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable door for wall openings
Assignee: Individual
•
Filing: 1967-03-14
•
Granted: 1969-01-21
•
Expires: 1987-03-14
Abstract
No abstract record available.
Inventors
- 👤 Samuel Galietti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:32
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/70; E06B3/7001; E06B3/32; E06B3/48; E06B3/481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1544823A
Cited
US1612498A
Cited
US1612443A
Cited
US2770298A
Cited
US3251400A
Cited
US3277952A
Cited
US3287759A
Cited
US3349829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |