US2972161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Applicator devices
Assignee: EMMA DIEL ROEHRICH
•
Filing: 1956-09-24
•
Granted: 1961-02-21
•
Expires: 1976-09-24
Abstract
No abstract record available.
Inventors
- 👤 Victor H Roehrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:20
CPC Classifications
A; A45; A45D; A45D34/00; A45D34/04; A45D2200/00; A45D2200/10; A45D2200/1009; A45D2200/1018
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1848846A
Cited
US868609A
Cited
US2129186A
Cited
US2556571A
Cited
US2575180A
Cited
US2529554A
Cited
US2714475A
Cited
US2807817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-21 | 1964-08-22 | 1965-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-21 | 1968-08-22 | 1969-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-21 | 1972-08-22 | 1973-02-21 | $7700.00 | Window Closed / Lapsed |