AU703032B2 - Preparation of an acylated protein powder - Google Patents

Preparation of an acylated protein powder Download PDF

Info

Publication number
AU703032B2
AU703032B2 AU59513/96A AU5951396A AU703032B2 AU 703032 B2 AU703032 B2 AU 703032B2 AU 59513/96 A AU59513/96 A AU 59513/96A AU 5951396 A AU5951396 A AU 5951396A AU 703032 B2 AU703032 B2 AU 703032B2
Authority
AU
Australia
Prior art keywords
acylated
fatty acid
protein
insulin
acylated protein
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU59513/96A
Other languages
English (en)
Other versions
AU5951396A (en
Inventor
Jeffrey Clayton Baker
Brian A. Moser
Warren E. Shrader
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eli Lilly and Co
Original Assignee
Eli Lilly and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eli Lilly and Co filed Critical Eli Lilly and Co
Publication of AU5951396A publication Critical patent/AU5951396A/en
Application granted granted Critical
Publication of AU703032B2 publication Critical patent/AU703032B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K1/00General methods for the preparation of peptides, i.e. processes for the organic chemical preparation of peptides or proteins of any length
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K1/00General methods for the preparation of peptides, i.e. processes for the organic chemical preparation of peptides or proteins of any length
    • C07K1/14Extraction; Separation; Purification
    • C07K1/30Extraction; Separation; Purification by precipitation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/16Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/17Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • A61K38/22Hormones
    • A61K38/28Insulins
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K14/00Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/575Hormones
    • C07K14/62Insulins

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Zoology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Endocrinology (AREA)
  • Diabetes (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Immunology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
AU59513/96A 1995-06-07 1996-06-04 Preparation of an acylated protein powder Ceased AU703032B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/484220 1995-06-07
US08/484,220 US5700904A (en) 1995-06-07 1995-06-07 Preparation of an acylated protein powder
PCT/US1996/007963 WO1996040730A1 (en) 1995-06-07 1996-06-04 Preparation of an acylated protein powder

Publications (2)

Publication Number Publication Date
AU5951396A AU5951396A (en) 1996-12-30
AU703032B2 true AU703032B2 (en) 1999-03-11

Family

ID=23923252

Family Applications (1)

Application Number Title Priority Date Filing Date
AU59513/96A Ceased AU703032B2 (en) 1995-06-07 1996-06-04 Preparation of an acylated protein powder

Country Status (21)

Country Link
US (1) US5700904A (https=)
EP (1) EP0747391B1 (https=)
JP (1) JP3844504B2 (https=)
KR (1) KR19990022590A (https=)
CN (1) CN1192218A (https=)
AT (1) ATE263185T1 (https=)
AU (1) AU703032B2 (https=)
BR (1) BR9608729A (https=)
CA (1) CA2223389A1 (https=)
CZ (1) CZ388197A3 (https=)
DE (1) DE69631996T2 (https=)
DK (1) DK0747391T3 (https=)
EA (1) EA199800042A1 (https=)
ES (1) ES2216039T3 (https=)
HU (1) HUP9900877A3 (https=)
IL (1) IL122460A0 (https=)
NO (1) NO975583D0 (https=)
NZ (1) NZ309371A (https=)
PL (1) PL323994A1 (https=)
TR (1) TR199701528T1 (https=)
WO (1) WO1996040730A1 (https=)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9316895D0 (en) 1993-08-13 1993-09-29 Guy S And St Thomas Hospitals Hepatoselective insulin analogues
US5986050A (en) * 1996-12-26 1999-11-16 Poly-Med, Inc. Peracylated proteins and synthetic polypeptides and process for making the same
US5898067A (en) * 1997-02-07 1999-04-27 Novo Nordisk A/S Crystallization of proteins
ATE294189T1 (de) * 1997-02-07 2005-05-15 Novo Nordisk As Kristallisation von proteinen
US5898028A (en) * 1997-03-20 1999-04-27 Novo Nordisk A/S Method for producing powder formulation comprising an insulin
EP1005490B1 (en) * 1997-03-20 2006-03-29 Novo Nordisk A/S Zinc free insulin crystals for use in pulmonary compositions
US6310038B1 (en) * 1997-03-20 2001-10-30 Novo Nordisk A/S Pulmonary insulin crystals
EP0911035A3 (en) * 1997-10-24 2002-08-21 Eli Lilly And Company Insoluble insulin compositions
JP2001521006A (ja) * 1997-10-24 2001-11-06 イーライ・リリー・アンド・カンパニー 不溶性インシュリン組成物
ZA989744B (en) * 1997-10-31 2000-04-26 Lilly Co Eli Method for administering acylated insulin.
US6531448B1 (en) * 1997-12-23 2003-03-11 Eli Lilly And Company Insoluble compositions for controlling blood glucose
EP1396272A1 (en) * 1997-12-23 2004-03-10 Eli Lilly & Company Insoluble Insulin Compositions for Controlling Blood Glucose
US6855260B1 (en) 1999-06-07 2005-02-15 Roe-Hoan Yoon Methods of enhancing fine particle dewatering
US6526675B1 (en) * 1999-06-07 2003-03-04 Roe-Hoan Yoon Methods of using natural products as dewatering aids for fine particles
US7169889B1 (en) 1999-06-19 2007-01-30 Biocon Limited Insulin prodrugs hydrolyzable in vivo to yield peglylated insulin
US6799682B1 (en) 2000-05-16 2004-10-05 Roe-Hoan Yoon Method of increasing flotation rate
US6663602B2 (en) 2000-06-16 2003-12-16 Novo Nordisk A/S Injection device
US7060675B2 (en) 2001-02-15 2006-06-13 Nobex Corporation Methods of treating diabetes mellitus
US6867183B2 (en) 2001-02-15 2005-03-15 Nobex Corporation Pharmaceutical compositions of insulin drug-oligomer conjugates and methods of treating diseases therewith
US7713932B2 (en) 2001-06-04 2010-05-11 Biocon Limited Calcitonin drug-oligomer conjugates, and uses thereof
US6835802B2 (en) * 2001-06-04 2004-12-28 Nobex Corporation Methods of synthesizing substantially monodispersed mixtures of polymers having polyethylene glycol moieties
US6828297B2 (en) 2001-06-04 2004-12-07 Nobex Corporation Mixtures of insulin drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same
US6828305B2 (en) 2001-06-04 2004-12-07 Nobex Corporation Mixtures of growth hormone drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same
US6713452B2 (en) * 2001-06-04 2004-03-30 Nobex Corporation Mixtures of calcitonin drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same
US6858580B2 (en) * 2001-06-04 2005-02-22 Nobex Corporation Mixtures of drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same
US7312192B2 (en) 2001-09-07 2007-12-25 Biocon Limited Insulin polypeptide-oligomer conjugates, proinsulin polypeptide-oligomer conjugates and methods of synthesizing same
US7030082B2 (en) * 2001-09-07 2006-04-18 Nobex Corporation Pharmaceutical compositions of drug-oligomer conjugates and methods of treating disease therewith
US7166571B2 (en) 2001-09-07 2007-01-23 Biocon Limited Insulin polypeptide-oligomer conjugates, proinsulin polypeptide-oligomer conjugates and methods of synthesizing same
US7196059B2 (en) 2001-09-07 2007-03-27 Biocon Limited Pharmaceutical compositions of insulin drug-oligomer conjugates and methods of treating diseases therewith
US6913903B2 (en) 2001-09-07 2005-07-05 Nobex Corporation Methods of synthesizing insulin polypeptide-oligomer conjugates, and proinsulin polypeptide-oligomer conjugates and methods of synthesizing same
US6770625B2 (en) 2001-09-07 2004-08-03 Nobex Corporation Pharmaceutical compositions of calcitonin drug-oligomer conjugates and methods of treating diseases therewith
TWI329105B (en) 2002-02-01 2010-08-21 Rigel Pharmaceuticals Inc 2,4-pyrimidinediamine compounds and their uses
AU2003226603A1 (en) * 2002-04-19 2003-11-03 Yissum Research Development Company Of The Hebrew University Of Jerusalem Beta-agonist compounds comprising nitric oxide donor groups and reactive oxygen species scavenger groups and their use in the treatment of respiratory disorders
AU2003236521A1 (en) 2002-06-13 2003-12-31 Nobex Corporation Methods of reducing hypoglycemic episodes in the treatment of diabetes mellitus
EP1562975A2 (en) * 2002-10-25 2005-08-17 Yissum Research Development Company Of The Hebrew University Of Jerusalem Steroid compounds comprising superoxide dismutase mimic groups and nitric oxide donor groups, and their use in the preparation of medicaments
EP1617888B1 (en) 2003-04-23 2019-06-12 Valeritas, Inc. Hydraulically actuated pump for long duration medicament administration
WO2005012294A1 (en) 2003-07-30 2005-02-10 Rigel Pharmaceuticals, Inc. 2,4-pyrimidinediamine compounds for use in the treatment or prevention of autoimmune diseases
WO2006014425A1 (en) 2004-07-02 2006-02-09 Biovalve Technologies, Inc. Methods and devices for delivering glp-1 and uses thereof
RU2527893C2 (ru) 2004-07-19 2014-09-10 Биокон Лимитед Инсулин-олигомерные конъюгаты, их препараты и применения
EP1804865B1 (en) 2004-10-21 2009-09-30 Novo Nordisk A/S Dial-down mechanism for wind-up pen
JP4022595B2 (ja) * 2004-10-26 2007-12-19 コニカミノルタオプト株式会社 撮影装置
AP2447A (en) 2005-02-04 2012-08-31 Mineral And Coal Technologies Inc Improving the seperation of diamond from gangue minerals
US20090043264A1 (en) 2005-04-24 2009-02-12 Novo Nordisk A/S Injection Device
BRPI0610876B8 (pt) 2005-06-08 2021-05-25 Rigel Pharmaceuticals Inc composto, formulação farmacêutica, e métodos de inibir uma atividade de uma jak cinase, e de inibir uma cascata de transdução de sinal em que jak3 cinase desempenha um papel
US20070203161A1 (en) 2006-02-24 2007-08-30 Rigel Pharmaceuticals, Inc. Compositions and methods for inhibition of the jak pathway
US7741281B2 (en) * 2005-11-03 2010-06-22 Bristol-Myers Squibb Company Hepatitis C virus inhibitors
ES2622493T3 (es) * 2006-02-24 2017-07-06 Rigel Pharmaceuticals, Inc. Composiciones y métodos para la inhibición de la ruta de JAK
WO2007104636A1 (en) 2006-03-10 2007-09-20 Novo Nordisk A/S An injection device and a method of changing a cartridge in the device
US8361036B2 (en) 2006-03-10 2013-01-29 Novo Nordisk A/S Injection device having a gearing arrangement
EP2004671B1 (en) * 2006-03-30 2015-12-09 Novo Nordisk A/S Two-phase precipitation of proteins
KR101361376B1 (ko) 2006-03-30 2014-02-10 발레리타스 인코포레이티드 복합-카트리지 유체 전달 장치
US7714025B2 (en) * 2006-05-10 2010-05-11 Arizona Biomedical Research Commission Modified chalcone compounds as antimitotic agents
ATE458517T1 (de) 2006-05-16 2010-03-15 Novo Nordisk As Getriebemechanismus für ein injektionsgerät
BRPI0712028A2 (pt) 2006-05-18 2011-12-20 Novo Nordisk As dispositivo de injenção com um meio de travamento de modo
RU2468829C2 (ru) 2007-03-23 2012-12-10 Ново Нордиск А/С Инъекционное устройство, содержащее стопорную гайку
RU2453332C2 (ru) 2007-10-16 2012-06-20 Байокон Лимитид Твердая фармацевтическая композиция (варианты) и способ контроля концентрации глюкозы с ее помощью, способ получения твердой фармацевтической композиции (варианты), таблетка (варианты) и способ получения амфорных частиц
BRPI1006942A2 (pt) 2009-01-23 2016-04-12 Rigel Pharmaceuticals Inc composto, composição farmacêutica, kit, métodos para inibir uma atividade de uma jak quinase, para tratar uma doença, para tratar a rejeição de transplante de aloenxerto em um receptor de transplante, para tratar uma reação de hipersensibilidade, e para inibir uma cascata de transdução de sinal, e, uso do composto
WO2011064316A2 (en) 2009-11-25 2011-06-03 Paolo Botti Mucosal delivery of peptides
JP6073221B2 (ja) 2010-07-28 2017-02-01 ライジェル ファーマシューティカルズ, インコーポレイテッド Jak経路の阻害のための組成物および方法
CA2861706A1 (en) 2011-12-29 2013-07-04 Novo Nordisk A/S Dial-up/dial-down mechanism for wind-up pen
CA2865504A1 (en) 2012-03-23 2013-09-26 Oxigene, Inc. Compositions and methods for inhibition of cathepsins
US11206846B2 (en) 2017-05-02 2021-12-28 Leprino Foods Company High purity alpha lactalbumin and methods of making
EP3688024A4 (en) 2017-09-26 2021-07-14 Biocon Biologics India Limited INTEGRATED AUTOMATED FILTRATION FOR SEPARATING, WASHING AND DRYING PEPTIDE CRYSTALS
WO2020092845A1 (en) 2018-11-01 2020-05-07 Rigel Pharmaceuticals, Inc. Method and composition embodiments for treating acute myeloid leukemia
WO2020243612A1 (en) 2019-05-29 2020-12-03 Rigel Pharmaceuticals, Inc. Method of preventing and treating thrombosis
MX2022001596A (es) 2019-08-08 2022-03-11 Rigel Pharmaceuticals Inc Compuestos y metodos para tratar sindrome de liberacion de citocinas.
EP4013420B1 (en) 2019-08-14 2023-11-01 Rigel Pharmaceuticals, Inc. Method of blocking or ameliorating cytokine release syndrome
IL315677A (en) 2022-03-23 2024-11-01 Rigel Pharmaceuticals Inc Pyrimid-2-yl-pyrazole compounds as irak inhibitors

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868357A (en) * 1971-01-28 1975-02-25 Nat Res Dev Alkanedioic acid derivatives of insulin
JPH01254699A (ja) * 1988-04-05 1989-10-11 Kodama Kk インスリン誘導体及びその用途

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1468831A (fr) * 1965-10-05 1967-02-10 Roussel Uclaf Procédé de préparation de nouveaux composés polypeptidiques et produits en résultant
DE1902865A1 (de) * 1968-02-01 1969-09-11 American Home Prod Substituierte Insulin-Derivate,Verfahren zu ihrer Herstellung und ihre Verwendung in pharmazeutischen Zubereitungen
US3591574A (en) * 1968-05-29 1971-07-06 American Home Prod Tri-n-phenylglycyl derivatives of insulin
US3528960A (en) * 1968-10-07 1970-09-15 Lilly Co Eli N-carboxyaroyl insulins
US3823125A (en) * 1969-10-14 1974-07-09 American Home Prod N-aminoacyl-substituted insulins
US3752798A (en) * 1969-12-02 1973-08-14 G Amird Tris-na1,nb1,nepsilonb29 - (3-x-3-oxo - 1-y-prop-1-en-1-yl)(ndelta-(4-z-6-r-pyrimidin - 2 - yl) ornithine b22)-insulins and their preparation
US3950517A (en) * 1970-05-08 1976-04-13 National Research Development Corporation Insulin derivatives
US3869437A (en) * 1970-05-08 1975-03-04 Nat Res Dev Mono-, di, and N{HD A1{B , N{HU B1{B , N{HU B29{B -tri-acylated insulin
GB1381274A (en) * 1971-01-28 1975-01-22 Nat Res Dev Insulin derivatives
US3864325A (en) * 1971-11-18 1975-02-04 Nat Res Dev (N{HU Al{b , N{HU Bl{b , N{HU B29{B , carbamoyl)-(O{HU A14{B , O{HU B16{B , O{HU B26{B aryl) insulin derivatives
BE791949A (fr) * 1971-11-27 1973-05-28 Schering Ag Derives d'insuline, leur preparation et leur utilisation
US3843815A (en) * 1972-02-10 1974-10-22 Gen Foods Corp Inhibiting gel formation in meat-in-gravy products
US3755569A (en) * 1972-07-25 1973-08-28 American Home Prod Acyl substituted insulins
DE2252157C3 (de) * 1972-10-25 1976-03-18 Hoechst Ag Zwischenprodukte zur herstellung von insulin, insulin-analogen und -derivaten und verfahren zur herstellung von insulin, insulin analogen und derivaten
DE2253327A1 (de) * 1972-10-31 1974-05-09 Hoechst Ag Verfahren zur herstellung von insulin, insulin-analogen und -derivaten
NL7314766A (https=) * 1972-10-31 1974-05-02
DE2428412A1 (de) * 1974-06-12 1976-01-15 Hoechst Ag Verfahren zur herstellung von insulin, insulin-analogen und -derivaten
DE2439296A1 (de) * 1974-08-16 1976-02-26 Hoechst Ag Verfahren zur herstellung von insulin, insulin-analogen und -derivaten
GB1492997A (en) * 1976-07-21 1977-11-23 Nat Res Dev Insulin derivatives
EP0014815A3 (de) * 1978-12-20 1980-10-29 Ciba-Geigy Ag Peptidderivate, Verfahren zu deren Herstellung und Zwischenprodukte sowie pharmazeutische Präparate mit einer dieser Verbindungen
US4486458A (en) * 1982-09-07 1984-12-04 A. E. Staley Manufacturing Company Non-gelling corn steep liquor
PH25772A (en) * 1985-08-30 1991-10-18 Novo Industri As Insulin analogues, process for their preparation
JPS6255096A (ja) * 1986-06-12 1987-03-10 Nippon Shinyaku Co Ltd 新規な脂肪酸アシル化合物
IL93282A (en) * 1989-02-09 1995-08-31 Lilly Co Eli Insulin analogues
AU8091091A (en) * 1990-07-26 1992-02-18 University Of Iowa Research Foundation, The Novel drug delivery systems for proteins and peptides using albumin as a carrier molecule
US5304473A (en) * 1991-06-11 1994-04-19 Eli Lilly And Company A-C-B proinsulin, method of manufacturing and using same, and intermediates in insulin production
CA2150470A1 (en) * 1992-11-30 1994-06-09 S.P.I. Synthetic Peptides Incorporated Polyunsaturated fatty acyl-peptide composition

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868357A (en) * 1971-01-28 1975-02-25 Nat Res Dev Alkanedioic acid derivatives of insulin
JPH01254699A (ja) * 1988-04-05 1989-10-11 Kodama Kk インスリン誘導体及びその用途

Also Published As

Publication number Publication date
HUP9900877A3 (en) 1999-11-29
EA199800042A1 (ru) 1998-08-27
JP3844504B2 (ja) 2006-11-15
TR199701528T1 (xx) 1998-03-21
BR9608729A (pt) 1999-06-29
EP0747391A3 (en) 1997-05-21
DK0747391T3 (da) 2004-07-19
ATE263185T1 (de) 2004-04-15
PL323994A1 (en) 1998-04-27
MX9709657A (es) 1998-07-31
CN1192218A (zh) 1998-09-02
HUP9900877A2 (hu) 1999-07-28
CZ388197A3 (cs) 1998-05-13
IL122460A0 (en) 1998-06-15
DE69631996D1 (de) 2004-05-06
NO975583L (no) 1997-12-03
CA2223389A1 (en) 1996-12-19
AU5951396A (en) 1996-12-30
US5700904A (en) 1997-12-23
DE69631996T2 (de) 2005-01-27
KR19990022590A (ko) 1999-03-25
ES2216039T3 (es) 2004-10-16
JPH11506738A (ja) 1999-06-15
EP0747391B1 (en) 2004-03-31
NZ309371A (en) 1999-09-29
WO1996040730A1 (en) 1996-12-19
EP0747391A2 (en) 1996-12-11
NO975583D0 (no) 1997-12-03

Similar Documents

Publication Publication Date Title
AU703032B2 (en) Preparation of an acylated protein powder
EP0747390B1 (en) Reducing gelation of a fatty acid acylated protein using a citrate buffer
EP0254516B1 (en) Novel Peptides
US6566329B1 (en) Freeze-dried preparation of human growth hormone
Brange et al. Insulin structure and stability
EP1257577B1 (en) Process for solubilizing glucagon-like peptide 1 (glp-1) compounds
EP0194864B1 (en) Novel peptides
KR100369951B1 (ko) 안정한아연인슐린유사결정의제조
US5898067A (en) Crystallization of proteins
AU666465B2 (en) Growth hormone crystals and a process for production of these GH-crystals
US20040242460A1 (en) Stabilized acylated insulin formulations
EP0966482B1 (en) Crystallisation of proteins
US5466666A (en) Amorphous monospheric forms of insulin derivatives
EP1396499A2 (en) Process for solubilizing glucagon-like peptide 1 (GLP-1) compounds
MXPA97009657A (en) Preparation of an acil protein dust
HK1014010A (en) Reducing gelation of a fatty acid acylated protein using a citrate buffer
HK1014008A (en) Preparation of stable insulin analog crystals

Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired