US3479986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for liquid solvent sealing of plastic film cartridges
Assignee: GAF Corp
•
Filing: 1967-09-22
•
Granted: 1969-11-25
•
Expires: 1987-09-22
Abstract
No abstract record available.
Inventors
- 👤 James E Hoover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:58
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/02; B65B51/023; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1798
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2764123A
Cited
US3252441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |