US3531258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the automated synthesis of peptides
Assignee: United States Department of Health and Human Services
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Filing: 1967-11-16
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Granted: 1970-09-29
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Expires: 1987-11-16
Abstract
No abstract record available.
Inventors
- 👤 Robert Bruce Merrifield
- 👤 John M Stewart
- 👤 Nils Jernberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:39
CPC Classifications
C; C07; C07K; C07K1/00; C07K1/04; C07K1/045; B; B01; B01J; B01J19/00; B01J19/0046; B01J2219/00; B01J2219/00274; B01J2219/00277; B01J2219/00279; B01J2219/00281; B01J2219/00286; B01J2219/00351; B01J2219/00389; B01J2219/00391; B01J2219/00414; B01J2219/00416; B01J2219/00423; B01J2219/00479; B01J2219/00488; B01J2219/00583; B01J2219/0059; B01J2219/00596; B01J2219/0068; B01J2219/00686; B01J2219/00718; B01J2219/0072; B01J2219/00725; C40; C40B; C40B40/00; C40B40/04; C40B40/10; C40B60/00; C40B60/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3334969A
Cited
US3373872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |