US2834033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blanket
Assignee: Individual
•
Filing: 1954-09-20
•
Granted: 1958-05-13
•
Expires: 1974-09-20
Abstract
No abstract record available.
Inventors
- 👤 O'brien Anne Louise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:06
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/02; A47G9/0207
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1256783A
Cited
US1584694A
Cited
US2298218A
Cited
US2383592A
Cited
GB622575A
Cited
US2637860A
Cited
US2617751A
Cited
US2614273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |