US2773503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorbent product
Assignee: Personal Products Co
•
Filing: 1954-09-03
•
Granted: 1956-12-11
•
Expires: 1974-09-03
Abstract
No abstract record available.
Inventors
- 👤 Brownlee Robert Nelson
- 👤 Griswold Hector Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:11
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/56; A61F13/66; A61F13/665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2564689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |