US3540891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Household cleaning and polishing composition
Assignee: Indiana University Foundation Inc
•
Filing: 1968-06-14
•
Granted: 1970-11-17
•
Expires: 1988-06-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Muhler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:30
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/12; C11D3/1213; C11D17/00; C11D17/04; C11D17/049; C11D3/1226; C11D3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2257282A
Cited
US2427799A
Cited
US2876168A
Cited
US3151027A
Cited
US3257282A
Cited
US3378445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |