US2566533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making hot and cold packs
Assignee: Individual
•
Filing: 1947-07-05
•
Granted: 1951-09-04
•
Expires: 1967-07-05
Abstract
No abstract record available.
Inventors
- 👤 Noel J Poux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:01
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F2007/0268; Y; Y10; Y10S; Y10S264/00; Y10S264/37; Y10S383/00; Y10S383/901
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |