US3444183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-forming composition
Assignee: EIDP Inc
•
Filing: 1965-09-22
•
Granted: 1969-05-13
•
Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 Leo P Hubbuch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:24
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/10; H05B3/12; H05B3/14; H05B3/146; C; C08; C08K; C08K3/00; C08K3/02; C08K3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3310506A
Cited
US3260691A
Cited
US3261811A
Cited
US3316212A
Cited
US3326863A
Cited
US3316213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |