US3397939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marking instrument
Assignee: Carters Ink Co
•
Filing: 1966-09-14
•
Granted: 1968-08-20
•
Expires: 1986-09-14
Abstract
No abstract record available.
Inventors
- 👤 Hollis M Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:45
CPC Classifications
B; B43; B43K; B43K8/00; B43K8/02; B43K8/04; B43K8/06; B43K8/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE741622C
Cited
FR1063019A
Cited
US3003183A
Cited
US3074380A
Cited
US3113336A
Cited
US3153804A
Cited
US3340560A
Cited
US3355239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |