Patent US3158474A successfully refreshed from Google Patents.
Patent US2013358A successfully refreshed from Google Patents.
US2013358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knapsack water bag
Assignee: Individual
•
Filing: 1933-09-15
•
Granted: 1935-09-03
•
Expires: 1953-09-15
Abstract
No abstract record available.
Inventors
- 👤 William B Osborne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:01
CPC Classifications
A; A45; A45F; A45F3/00; A45F3/16; Y; Y10; Y10S; Y10S383/00; Y10S383/901
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-09-02 | 1939-03-04 | 1939-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-02 | 1943-03-04 | 1943-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-02 | 1947-03-04 | 1947-09-03 | $7700.00 | Window Closed / Lapsed |