US3447167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable toilet cabana
Assignee: SANI JON OF AMERICA Inc
•
Filing: 1967-05-22
•
Granted: 1969-06-03
•
Expires: 1987-05-22
Abstract
No abstract record available.
Inventors
- 👤 David B Harding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:00
CPC Classifications
E; E04; E04H; E04H1/00; E04H1/12; E04H1/1205; E04H1/1216; A; A47; A47K; A47K11/00; A47K11/02; A47K11/03; A47K11/035; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1644212A
Cited
US1971708A
Cited
US2356768A
Cited
US2750013A
Cited
US2775794A
Cited
US3065574A
Cited
US2907048A
Cited
US2999247A
Cited
US3074076A
Cited
US3066311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |