US3197033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger bar
Assignee: BRENNAN ENGINEERING Corp
•
Filing: 1962-06-13
•
Granted: 1965-07-27
•
Expires: 1982-06-13
Abstract
No abstract record available.
Inventors
- 👤 Francis P Brennan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:09
CPC Classifications
A; A47; A47B; A47B61/00; A47B61/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1099045A
Cited
FR796532A
Cited
US2357309A
Cited
US2788888A
Cited
US2904190A
Cited
US2809002A
Cited
US2867459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |