US3452812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Body heating and cooling garment
Assignee: Individual
•
Filing: 1967-07-10
•
Granted: 1969-07-01
•
Expires: 1987-07-10
Abstract
No abstract record available.
Inventors
- 👤 John Crowther Betts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:05
CPC Classifications
A; A41; A41D; A41D13/00; A41D13/002; A41D13/005; Y; Y10; Y10S; Y10S165/00; Y10S165/044; Y10S165/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2397232A
Cited
GB600489A
Cited
US2657396A
Cited
US2935748A
Cited
US3242979A
Cited
US3307554A
Cited
US3348236A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |