US3510452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic materials
Assignee: Henkel AG and Co KGaA
•
Filing: 1967-12-26
•
Granted: 1970-05-05
•
Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Herbert Frotscher
- 👤 Manfred Petzold
- 👤 Ulrich Rall
- 👤 Armin Belz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:34
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; C; C08; C08G; C08G59/00; C08G59/02; C08G59/10; C08G73/00; C08G73/02; C08G73/0246; D06M13/00; D06M13/322; D06M13/385; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2915; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2434
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3347803A
Cited
GB956363A
Cited
US3108011A
Cited
US3166527A
Cited
US3247280A
Cited
US3384599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |