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US2886594A Expired / Lapsed US ⏱️ 0.0 years remaining

N-(2-carbamylalkyl)-aralkylamines

Assignee: STWB Inc
•
Filing: 1955-09-29
•
Granted: 1959-05-12
•
Expires: 1975-09-29
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Abstract

No abstract record available.

Inventors

  • 👤 Alexander R Surrey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 23:16
CPC Classifications
C; C07; C07C; C07C237/00; C07C271/00; C07C271/06

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 5 words
A COMPOUND HAVING A FORMULA
Claim 2
Dependent Claim 5 words
A COMPOUND HAVING A FORMULA
Claim 3
Dependent Claim 1 words
N-(2-CARBAMYLETHYL)-2,4-DICHLOROBENZYLAMINE.
Claim 4
Dependent Claim 1 words
N-(2-CARBAMYLETHYL)-2,4-DICHLOROBENZYLAMINE.

References Cited (Backward Citations)

BE527217A Cited
US2841589A Cited
US2317999A Cited
US2441498A Cited
GB586645A Cited
GB587244A Cited
US2768202A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-05-11 1962-11-10 1963-05-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-05-11 1966-11-10 1967-05-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-05-11 1970-11-10 1971-05-12 $7700.00 Window Closed / Lapsed

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