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US3477977A Expired / Lapsed US ⏱️ 0.0 years remaining

Aqueous lacquers

Assignee: Bayer AG
•
Filing: 1967-05-12
•
Granted: 1969-11-11
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Expires: 1987-05-12
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Abstract

No abstract record available.

Inventors

  • 👤 Hermann Schnell
  • 👤 Rolf Dhein
  • 👤 Karl Raichle
  • 👤 Herbert Gebnauer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 08:09
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/005; C08; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/0804; C08G18/0819; C08G18/0823; C08G18/28; C08G18/30; C08G18/32; C08G18/3203; C08G18/3206; C08G63/00; C08G63/68; C08G63/685; C08G63/6854; C08G63/6858; C09D5/00; C09D5/44; C09D5/4419; C09D5/4465

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3251790A Cited
US3210302A Cited
US3293201A Cited
US3297557A Cited
US3305501A Cited
US3308077A Cited
US3369983A Cited
US3357936A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-11-10 1973-05-12 1973-11-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-11-10 1977-05-12 1977-11-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-11-10 1981-05-12 1981-11-11 $7700.00 Window Closed / Lapsed

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