US3493150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package closure
Assignee: Procter and Gamble Co
•
Filing: 1967-12-21
•
Granted: 1970-02-03
•
Expires: 1987-12-21
Abstract
No abstract record available.
Inventors
- 👤 Malcolm B Lucas
- 👤 Dale L Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:50
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/08; B65D47/0857; B65D47/0876; B65D83/00; B65D83/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127063A
Cited
US2942748A
Cited
US2939617A
Cited
US3031111A
Cited
US3140019A
Cited
US3255928A
Cited
US3217949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |